{
  "title": "Addition and Subtraction of Fractions - Grade 6 CBSE",
  "total_questions": 150,
  "questions": [
    {"id": 1, "difficulty": "easy", "question": "What is 1/4 + 2/4?", "options": {"A": "1/2", "B": "3/4", "C": "3/8", "D": "2/8"}, "correct_answer": "B"},
    {"id": 2, "difficulty": "easy", "question": "What is 5/8 - 3/8?", "options": {"A": "1/4", "B": "2/8", "C": "1/2", "D": "3/8"}, "correct_answer": "A"},
    {"id": 3, "difficulty": "easy", "question": "Add: 2/5 + 1/5", "options": {"A": "3/10", "B": "2/5", "C": "3/5", "D": "1/5"}, "correct_answer": "C"},
    {"id": 4, "difficulty": "easy", "question": "Subtract: 7/10 - 3/10", "options": {"A": "4/10", "B": "2/5", "C": "1/2", "D": "3/5"}, "correct_answer": "B"},
    {"id": 5, "difficulty": "easy", "question": "What is 3/6 + 2/6?", "options": {"A": "5/12", "B": "1/2", "C": "5/6", "D": "2/3"}, "correct_answer": "C"},
    {"id": 6, "difficulty": "easy", "question": "What is 9/12 - 5/12?", "options": {"A": "1/4", "B": "1/3", "C": "4/12", "D": "2/6"}, "correct_answer": "B"},
    {"id": 7, "difficulty": "easy", "question": "Add: 1/3 + 1/3", "options": {"A": "1/6", "B": "2/3", "C": "2/6", "D": "3/6"}, "correct_answer": "B"},
    {"id": 8, "difficulty": "easy", "question": "Add: 2/7 + 3/7", "options": {"A": "5/14", "B": "6/7", "C": "4/7", "D": "5/7"}, "correct_answer": "D"},
    {"id": 9, "difficulty": "easy", "question": "Subtract: 11/15 - 6/15", "options": {"A": "5/30", "B": "1/3", "C": "5/15", "D": "2/5"}, "correct_answer": "B"},
    {"id": 10, "difficulty": "easy", "question": "What is 4/9 + 2/9?", "options": {"A": "6/18", "B": "2/3", "C": "3/9", "D": "6/9"}, "correct_answer": "B"},
    {"id": 11, "difficulty": "easy", "question": "What is 8/11 - 3/11?", "options": {"A": "5/11", "B": "5/22", "C": "1/2", "D": "4/11"}, "correct_answer": "A"},
    {"id": 12, "difficulty": "easy", "question": "Add: 1/8 + 5/8", "options": {"A": "6/16", "B": "3/4", "C": "5/8", "D": "6/8"}, "correct_answer": "B"},
    {"id": 13, "difficulty": "easy", "question": "Subtract: 13/20 - 7/20", "options": {"A": "6/40", "B": "3/10", "C": "1/5", "D": "7/20"}, "correct_answer": "B"},
    {"id": 14, "difficulty": "easy", "question": "What is 5/12 + 4/12?", "options": {"A": "9/24", "B": "3/4", "C": "1/2", "D": "8/12"}, "correct_answer": "B"},
    {"id": 15, "difficulty": "easy", "question": "What is 15/16 - 7/16?", "options": {"A": "8/32", "B": "1/2", "C": "3/8", "D": "7/16"}, "correct_answer": "B"},
    {"id": 16, "difficulty": "easy", "question": "Add: 3/10 + 4/10", "options": {"A": "7/20", "B": "1/2", "C": "7/10", "D": "5/10"}, "correct_answer": "C"},
    {"id": 17, "difficulty": "easy", "question": "Add: 2/13 + 6/13", "options": {"A": "8/26", "B": "4/13", "C": "8/13", "D": "6/13"}, "correct_answer": "C"},
    {"id": 18, "difficulty": "easy", "question": "Subtract: 17/18 - 11/18", "options": {"A": "6/36", "B": "1/3", "C": "6/18", "D": "2/6"}, "correct_answer": "B"},
    {"id": 19, "difficulty": "easy", "question": "What is 7/15 + 3/15?", "options": {"A": "10/30", "B": "1/2", "C": "2/3", "D": "10/15"}, "correct_answer": "C"},
    {"id": 20, "difficulty": "easy", "question": "What is 19/20 - 9/20?", "options": {"A": "10/40", "B": "1/2", "C": "9/20", "D": "8/20"}, "correct_answer": "B"},
    {"id": 21, "difficulty": "medium", "question": "What is 1/3 + 1/4?", "options": {"A": "2/7", "B": "7/12", "C": "1/2", "D": "5/12"}, "correct_answer": "B"},
    {"id": 22, "difficulty": "medium", "question": "What is 2/5 - 1/10?", "options": {"A": "1/5", "B": "3/10", "C": "1/10", "D": "3/5"}, "correct_answer": "B"},
    {"id": 23, "difficulty": "medium", "question": "Add: 3/8 + 1/2", "options": {"A": "4/10", "B": "7/8", "C": "5/8", "D": "1/2"}, "correct_answer": "B"},
    {"id": 24, "difficulty": "medium", "question": "Subtract: 5/6 - 1/3", "options": {"A": "4/3", "B": "1/2", "C": "2/3", "D": "1/3"}, "correct_answer": "B"},
    {"id": 25, "difficulty": "medium", "question": "What is 3/4 + 2/3?", "options": {"A": "5/7", "B": "17/12", "C": "5/12", "D": "1 5/12"}, "correct_answer": "D"},
    {"id": 26, "difficulty": "medium", "question": "What is 7/8 - 1/4?", "options": {"A": "6/4", "B": "5/8", "C": "3/4", "D": "6/8"}, "correct_answer": "B"},
    {"id": 27, "difficulty": "medium", "question": "Add: 2/3 + 3/5", "options": {"A": "5/8", "B": "19/15", "C": "1 4/15", "D": "6/15"}, "correct_answer": "C"},
    {"id": 28, "difficulty": "medium", "question": "Subtract: 4/5 - 2/10", "options": {"A": "2/5", "B": "6/10", "C": "3/5", "D": "2/10"}, "correct_answer": "C"},
    {"id": 29, "difficulty": "medium", "question": "What is 1/2 + 3/8?", "options": {"A": "4/10", "B": "7/8", "C": "2/5", "D": "5/8"}, "correct_answer": "B"},
    {"id": 30, "difficulty": "medium", "question": "What is 5/6 - 1/2?", "options": {"A": "4/4", "B": "2/6", "C": "1/3", "D": "2/3"}, "correct_answer": "C"},
    {"id": 31, "difficulty": "medium", "question": "Add: 3/7 + 2/5", "options": {"A": "5/12", "B": "29/35", "C": "6/35", "D": "1/2"}, "correct_answer": "B"},
    {"id": 32, "difficulty": "medium", "question": "Subtract: 7/9 - 1/3", "options": {"A": "6/6", "B": "4/9", "C": "6/9", "D": "8/9"}, "correct_answer": "B"},
    {"id": 33, "difficulty": "medium", "question": "What is 4/5 + 1/4?", "options": {"A": "5/9", "B": "21/20", "C": "1 1/20", "D": "3/4"}, "correct_answer": "C"},
    {"id": 34, "difficulty": "medium", "question": "What is 8/9 - 1/6?", "options": {"A": "7/3", "B": "13/18", "C": "7/18", "D": "9/15"}, "correct_answer": "B"},
    {"id": 35, "difficulty": "medium", "question": "Add: 2/9 + 1/6", "options": {"A": "3/15", "B": "7/18", "C": "1/3", "D": "4/15"}, "correct_answer": "B"},
    {"id": 36, "difficulty": "medium", "question": "Subtract: 11/12 - 2/3", "options": {"A": "9/9", "B": "3/12", "C": "1/4", "D": "9/15"}, "correct_answer": "C"},
    {"id": 37, "difficulty": "medium", "question": "What is 5/8 + 1/3?", "options": {"A": "6/11", "B": "23/24", "C": "3/4", "D": "7/11"}, "correct_answer": "B"},
    {"id": 38, "difficulty": "medium", "question": "What is 9/10 - 3/5?", "options": {"A": "6/5", "B": "3/10", "C": "6/10", "D": "1/2"}, "correct_answer": "B"},
    {"id": 39, "difficulty": "medium", "question": "Add: 4/7 + 3/14", "options": {"A": "7/21", "B": "11/14", "C": "1/2", "D": "7/14"}, "correct_answer": "B"},
    {"id": 40, "difficulty": "medium", "question": "Subtract: 13/15 - 4/5", "options": {"A": "9/10", "B": "1/15", "C": "9/15", "D": "1/3"}, "correct_answer": "B"},
    {"id": 41, "difficulty": "medium", "question": "Simplify: 1/4 + 2/3 + 1/12", "options": {"A": "4/19", "B": "1", "C": "11/12", "D": "3/4"}, "correct_answer": "B"},
    {"id": 42, "difficulty": "medium", "question": "Simplify: 5/6 - 1/4 + 1/3", "options": {"A": "11/12", "B": "3/4", "C": "5/6", "D": "7/12"}, "correct_answer": "A"},
    {"id": 43, "difficulty": "medium", "question": "Rahul ate 3/8 of a pizza and Priya ate 1/4 of the same pizza. How much pizza did they eat together?", "options": {"A": "1/2", "B": "4/12", "C": "5/8", "D": "7/8"}, "correct_answer": "C"},
    {"id": 44, "difficulty": "medium", "question": "A rope is 7/8 meters long. If 3/4 meter is cut from it, what length remains?", "options": {"A": "1/8 m", "B": "1/4 m", "C": "1/2 m", "D": "3/8 m"}, "correct_answer": "A"},
    {"id": 45, "difficulty": "medium", "question": "What is 2 1/3 + 1 1/4?", "options": {"A": "3 2/7", "B": "3 7/12", "C": "2 5/12", "D": "4 1/2"}, "correct_answer": "B"},
    {"id": 46, "difficulty": "medium", "question": "What is 3 1/2 - 1 3/4?", "options": {"A": "1 3/4", "B": "2 1/4", "C": "1 1/4", "D": "2 3/4"}, "correct_answer": "A"},
    {"id": 47, "difficulty": "medium", "question": "Add: 1 2/5 + 2 1/3", "options": {"A": "3 3/8", "B": "3 11/15", "C": "2 11/15", "D": "4 1/5"}, "correct_answer": "B"},
    {"id": 48, "difficulty": "medium", "question": "Subtract: 4 3/8 - 2 1/2", "options": {"A": "1 7/8", "B": "2 1/8", "C": "2 7/8", "D": "1 1/2"}, "correct_answer": "A"},
    {"id": 49, "difficulty": "medium", "question": "What is 5 1/6 + 2 2/3?", "options": {"A": "7 3/9", "B": "7 5/6", "C": "8 1/6", "D": "7 1/2"}, "correct_answer": "B"},
    {"id": 50, "difficulty": "medium", "question": "What is 6 3/4 - 2 5/8?", "options": {"A": "4 1/8", "B": "3 1/8", "C": "4 3/8", "D": "3 3/8"}, "correct_answer": "A"},
    {"id": 51, "difficulty": "medium", "question": "Add: 2 4/7 + 3 1/14", "options": {"A": "5 5/21", "B": "5 9/14", "C": "6 1/7", "D": "5 1/2"}, "correct_answer": "B"},
    {"id": 52, "difficulty": "medium", "question": "Subtract: 7 5/12 - 4 2/3", "options": {"A": "2 3/4", "B": "3 1/12", "C": "2 3/4", "D": "3 1/4"}, "correct_answer": "A"},
    {"id": 53, "difficulty": "medium", "question": "What is 3/5 + 0.2? (Express as fraction)", "options": {"A": "4/5", "B": "1/2", "C": "3/7", "D": "7/10"}, "correct_answer": "A"},
    {"id": 54, "difficulty": "medium", "question": "What is 0.75 - 1/4? (Express as fraction)", "options": {"A": "1/4", "B": "1/2", "C": "3/4", "D": "2/5"}, "correct_answer": "B"},
    {"id": 55, "difficulty": "medium", "question": "A recipe needs 2/3 cup of flour and 1/2 cup of sugar. How many cups of dry ingredients are needed?", "options": {"A": "1 1/6 cups", "B": "1 cup", "C": "7/6 cups", "D": "5/6 cup"}, "correct_answer": "C"},
    {"id": 56, "difficulty": "medium", "question": "From a 5/6 liter juice bottle, 1/3 liter is consumed. How much juice is left?", "options": {"A": "1/2 liter", "B": "2/3 liter", "C": "1/3 liter", "D": "1/6 liter"}, "correct_answer": "A"},
    {"id": 57, "difficulty": "medium", "question": "What is 1/2 + 1/3 + 1/6?", "options": {"A": "6/11", "B": "1", "C": "5/6", "D": "2/3"}, "correct_answer": "B"},
    {"id": 58, "difficulty": "medium", "question": "What is 5/8 - 1/4 + 1/2?", "options": {"A": "7/8", "B": "3/4", "C": "5/8", "D": "1/2"}, "correct_answer": "A"},
    {"id": 59, "difficulty": "medium", "question": "Add: 0.4 + 3/5 (as fraction)", "options": {"A": "7/10", "B": "1", "C": "9/10", "D": "4/5"}, "correct_answer": "B"},
    {"id": 60, "difficulty": "medium", "question": "Subtract: 0.9 - 2/5 (as fraction)", "options": {"A": "7/10", "B": "1/2", "C": "3/5", "D": "4/5"}, "correct_answer": "B"},
    {"id": 61, "difficulty": "medium", "question": "What is 2 3/4 + 1.25? (Express as mixed number)", "options": {"A": "3", "B": "4", "C": "3 1/2", "D": "4 1/4"}, "correct_answer": "B"},
    {"id": 62, "difficulty": "medium", "question": "What is 4.5 - 2 1/4? (Express as mixed number)", "options": {"A": "2 1/4", "B": "2 1/2", "C": "2 3/4", "D": "1 3/4"}, "correct_answer": "A"},
    {"id": 63, "difficulty": "medium", "question": "A tank had 3 1/2 liters of water. 1 3/4 liters were added. How much water is in the tank now?", "options": {"A": "5 1/4 L", "B": "4 1/4 L", "C": "5 L", "D": "4 3/4 L"}, "correct_answer": "A"},
    {"id": 64, "difficulty": "medium", "question": "A ribbon is 4 5/8 meters long. 2 1/2 meters are cut off. What length remains?", "options": {"A": "2 1/8 m", "B": "2 3/8 m", "C": "1 7/8 m", "D": "2 1/4 m"}, "correct_answer": "A"},
    {"id": 65, "difficulty": "medium", "question": "What is the sum of 5/12, 1/3, and 1/4?", "options": {"A": "12/19", "B": "1", "C": "11/12", "D": "5/6"}, "correct_answer": "B"},
    {"id": 66, "difficulty": "medium", "question": "What is 7/8 - 1/2 + 1/4?", "options": {"A": "5/8", "B": "3/4", "C": "7/8", "D": "1/2"}, "correct_answer": "A"},
    {"id": 67, "difficulty": "medium", "question": "Add: 2/15 + 3/10 + 1/5", "options": {"A": "6/30", "B": "19/30", "C": "2/3", "D": "7/15"}, "correct_answer": "B"},
    {"id": 68, "difficulty": "medium", "question": "Subtract: 11/12 - 1/6 - 1/4", "options": {"A": "1/2", "B": "5/12", "C": "7/12", "D": "1/3"}, "correct_answer": "A"},
    {"id": 69, "difficulty": "medium", "question": "If x = 3/5 and y = 2/3, what is x + y?", "options": {"A": "5/8", "B": "19/15", "C": "1 4/15", "D": "6/15"}, "correct_answer": "C"},
    {"id": 70, "difficulty": "medium", "question": "If a = 7/8 and b = 1/4, what is a - b?", "options": {"A": "6/4", "B": "5/8", "C": "3/4", "D": "6/8"}, "correct_answer": "B"},
    {"id": 71, "difficulty": "medium", "question": "Ravi walks 2 1/4 km to school and 1 3/5 km to tuition. What is the total distance he walks?", "options": {"A": "3 17/20 km", "B": "3 4/9 km", "C": "4 1/20 km", "D": "3 8/9 km"}, "correct_answer": "A"},
    {"id": 72, "difficulty": "medium", "question": "A cake weighing 2 1/2 kg had 1 3/4 kg eaten. How much cake remains?", "options": {"A": "1 1/4 kg", "B": "3/4 kg", "C": "1 kg", "D": "1 1/2 kg"}, "correct_answer": "B"},
    {"id": 73, "difficulty": "medium", "question": "What is 0.6 + 2/5? (as fraction in simplest form)", "options": {"A": "1", "B": "4/5", "C": "9/10", "D": "7/10"}, "correct_answer": "A"},
    {"id": 74, "difficulty": "medium", "question": "What is 1.25 - 3/4? (as fraction in simplest form)", "options": {"A": "1/2", "B": "3/4", "C": "2/3", "D": "4/5"}, "correct_answer": "A"},
    {"id": 75, "difficulty": "medium", "question": "Simplify: (3/4 + 1/6) - 1/3", "options": {"A": "5/12", "B": "7/12", "C": "1/2", "D": "2/3"}, "correct_answer": "B"},
    {"id": 76, "difficulty": "medium", "question": "Simplify: (5/8 - 1/4) + 3/8", "options": {"A": "3/4", "B": "5/8", "C": "1/2", "D": "7/8"}, "correct_answer": "A"},
    {"id": 77, "difficulty": "medium", "question": "What is 1 2/3 + 2 1/6 - 1 1/2?", "options": {"A": "2 1/3", "B": "2 1/6", "C": "2 1/2", "D": "3 1/3"}, "correct_answer": "A"},
    {"id": 78, "difficulty": "medium", "question": "What is 4 1/8 - 2 3/4 + 1 1/2?", "options": {"A": "2 7/8", "B": "3", "C": "2 3/4", "D": "3 1/8"}, "correct_answer": "A"},
    {"id": 79, "difficulty": "medium", "question": "From the sum of 5/6 and 2/3, subtract 1/2", "options": {"A": "1", "B": "5/6", "C": "2/3", "D": "7/6"}, "correct_answer": "A"},
    {"id": 80, "difficulty": "medium", "question": "To 3/4 add the difference of 7/8 and 1/4", "options": {"A": "1 1/8", "B": "1 3/8", "C": "1 1/4", "D": "1 1/2"}, "correct_answer": "A"},
    {"id": 81, "difficulty": "hard", "question": "What is 2/3 + 3/4 - 5/6?", "options": {"A": "7/12", "B": "11/12", "C": "5/6", "D": "3/4"}, "correct_answer": "B"},
    {"id": 82, "difficulty": "hard", "question": "What is 4 2/5 - 1 3/4 + 2 1/2?", "options": {"A": "5 3/20", "B": "4 17/20", "C": "5 1/20", "D": "4 13/20"}, "correct_answer": "A"},
    {"id": 83, "difficulty": "hard", "question": "Simplify: (3/5 + 7/10) - (2/3 - 1/6)", "options": {"A": "13/15", "B": "4/5", "C": "11/15", "D": "3/5"}, "correct_answer": "A"},
    {"id": 84, "difficulty": "hard", "question": "A container has 5 3/4 liters of oil. 2 2/3 liters are used and then 1 1/2 liters are added. How much oil is in the container now?", "options": {"A": "4 7/12 L", "B": "4 5/6 L", "C": "5 1/12 L", "D": "4 11/12 L"}, "correct_answer": "D"},
    {"id": 85, "difficulty": "hard", "question": "What is 1.75 + 2 1/3 - 0.5? (Express as mixed number)", "options": {"A": "3 7/12", "B": "3 5/6", "C": "3 2/3", "D": "4 1/12"}, "correct_answer": "B"},
    {"id": 86, "difficulty": "hard", "question": "If x = 5/6, y = 2/3, and z = 1/4, find x + y - z", "options": {"A": "1 1/12", "B": "1 1/6", "C": "1 1/4", "D": "1 1/3"}, "correct_answer": "A"},
    {"id": 87, "difficulty": "hard", "question": "From the sum of 3.25 and 2 1/8, subtract 1.5", "options": {"A": "3 7/8", "B": "4", "C": "3 3/4", "D": "4 1/8"}, "correct_answer": "A"},
    {"id": 88, "difficulty": "hard", "question": "A boy had 7 1/2 chocolates. He gave 2 3/4 to his friend and ate 1 1/3. How many chocolates are left?", "options": {"A": "3 5/12", "B": "3 1/4", "C": "3 7/12", "D": "4 1/6"}, "correct_answer": "A"},
    {"id": 89, "difficulty": "hard", "question": "What is 2/7 + 3/14 - 1/21 + 5/42?", "options": {"A": "1/3", "B": "5/14", "C": "3/7", "D": "11/21"}, "correct_answer": "A"},
    {"id": 90, "difficulty": "hard", "question": "Simplify: (1 1/4 + 2 2/3) - (3 1/2 - 1 5/6)", "options": {"A": "2 1/3", "B": "2 1/12", "C": "1 11/12", "D": "2 1/6"}, "correct_answer": "D"},
    {"id": 91, "difficulty": "hard", "question": "What is 0.375 + 5/8 - 1/4? (Express as decimal)", "options": {"A": "0.75", "B": "0.875", "C": "0.625", "D": "0.5"}, "correct_answer": "A"},
    {"id": 92, "difficulty": "hard", "question": "A cloth merchant sold 15 3/4 m, 12 1/2 m, and 8 3/8 m of cloth from a roll of 50 m. How much cloth remains?", "options": {"A": "13 3/8 m", "B": "12 5/8 m", "C": "14 1/8 m", "D": "13 1/4 m"}, "correct_answer": "A"},
    {"id": 93, "difficulty": "hard", "question": "If 3/5 of a number is 45, and 2/3 of another number is 30, what is the sum of these numbers?", "options": {"A": "75", "B": "85", "C": "95", "D": "105"}, "correct_answer": "C"},
    {"id": 94, "difficulty": "hard", "question": "What is (2 1/3 + 1 3/4) ÷ (4 5/6 - 2 1/2)?", "options": {"A": "1 3/4", "B": "1 1/2", "C": "1 5/7", "D": "2 1/3"}, "correct_answer": "C"},
    {"id": 95, "difficulty": "hard", "question": "A tank is 5/8 full. After adding 75 liters, it becomes 4/5 full. What is the capacity of the tank?", "options": {"A": "200 L", "B": "240 L", "C": "280 L", "D": "300 L"}, "correct_answer": "A"},
    {"id": 96, "difficulty": "hard", "question": "Simplify: 1/2 + 1/3 + 1/4 + 1/5 + 1/6", "options": {"A": "1 9/20", "B": "1 7/12", "C": "1 3/4", "D": "1 29/60"}, "correct_answer": "D"},
    {"id": 97, "difficulty": "hard", "question": "What is 3.6 - 1 7/8 + 2 1/4? (Express as decimal)", "options": {"A": "3.975", "B": "4.125", "C": "3.875", "D": "4.025"}, "correct_answer": "A"},
    {"id": 98, "difficulty": "hard", "question": "A student studied 2 1/4 hours for Math, 1 3/4 hours for Science, and 1 1/2 hours for English. If he planned to study 6 hours total, how much more time does he need?", "options": {"A": "1/2 hour", "B": "3/4 hour", "C": "1 hour", "D": "1 1/4 hours"}, "correct_answer": "A"},
    {"id": 99, "difficulty": "hard", "question": "What is 1 - (1/2 + 1/3 - 1/4)?", "options": {"A": "5/12", "B": "7/12", "C": "1/3", "D": "1/4"}, "correct_answer": "B"},
    {"id": 100, "difficulty": "hard", "question": "Find the value of: (0.6 + 3/5) ÷ (1.2 - 2/3)", "options": {"A": "2", "B": "2.5", "C": "3", "D": "1.5"}, "correct_answer": "A"}
  ,
{"id":101,"difficulty":"easy","question":"What is 6/9 + 1/9?","options":{"A":"7/9","B":"7/18","C":"2/3","D":"1/3"},"correct_answer":"A"},
{"id":102,"difficulty":"easy","question":"Subtract: 10/11 - 4/11","options":{"A":"5/11","B":"6/22","C":"6/11","D":"3/11"},"correct_answer":"C"},
{"id":103,"difficulty":"easy","question":"Add: 4/8 + 3/8","options":{"A":"7/16","B":"1","C":"7/8","D":"1/2"},"correct_answer":"C"},
{"id":104,"difficulty":"easy","question":"What is 6/10 - 1/10?","options":{"A":"1/2","B":"5/10","C":"4/10","D":"3/5"},"correct_answer":"B"},
{"id":105,"difficulty":"easy","question":"Add: 5/6 + 1/6","options":{"A":"1","B":"6/12","C":"5/12","D":"2/3"},"correct_answer":"A"},
{"id":106,"difficulty":"easy","question":"Subtract: 14/15 - 9/15","options":{"A":"5/30","B":"1/3","C":"5/15","D":"2/5"},"correct_answer":"D"},
{"id":107,"difficulty":"easy","question":"What is 3/7 + 1/7?","options":{"A":"4/14","B":"4/7","C":"1/2","D":"3/7"},"correct_answer":"B"},
{"id":108,"difficulty":"easy","question":"Subtract: 12/13 - 5/13","options":{"A":"7/13","B":"7/26","C":"1/2","D":"6/13"},"correct_answer":"A"},
{"id":109,"difficulty":"easy","question":"Add: 2/9 + 5/9","options":{"A":"7/18","B":"7/9","C":"2/3","D":"5/9"},"correct_answer":"B"},
{"id":110,"difficulty":"easy","question":"Subtract: 16/17 - 8/17","options":{"A":"8/34","B":"1/2","C":"8/17","D":"9/17"},"correct_answer":"C"},
{"id":111,"difficulty":"easy","question":"What is 7/10 + 2/10?","options":{"A":"9/20","B":"9/10","C":"1","D":"4/5"},"correct_answer":"B"},
{"id":112,"difficulty":"easy","question":"Subtract: 9/14 - 3/14","options":{"A":"6/28","B":"3/7","C":"6/14","D":"1/2"},"correct_answer":"B"},
{"id":113,"difficulty":"easy","question":"Add: 1/11 + 9/11","options":{"A":"10/11","B":"1","C":"9/11","D":"10/22"},"correct_answer":"A"},
{"id":114,"difficulty":"easy","question":"Subtract: 18/20 - 5/20","options":{"A":"13/40","B":"13/20","C":"13/10","D":"13/20"},"correct_answer":"D"},
{"id":115,"difficulty":"easy","question":"What is 4/5 + 1/5?","options":{"A":"1","B":"5/10","C":"4/10","D":"6/5"},"correct_answer":"A"},
{"id":116,"difficulty":"easy","question":"Subtract: 11/12 - 5/12","options":{"A":"1/2","B":"6/12","C":"1/3","D":"5/12"},"correct_answer":"A"},
{"id":117,"difficulty":"easy","question":"Add: 6/13 + 5/13","options":{"A":"11/26","B":"11/13","C":"1","D":"12/13"},"correct_answer":"B"},
{"id":118,"difficulty":"easy","question":"Subtract: 7/8 - 3/8","options":{"A":"1/2","B":"4/8","C":"3/8","D":"5/8"},"correct_answer":"A"},
{"id":119,"difficulty":"easy","question":"Add: 9/10 + 1/10","options":{"A":"10/20","B":"9/10","C":"1","D":"11/10"},"correct_answer":"C"},
{"id":120,"difficulty":"easy","question":"Subtract: 5/6 - 2/6","options":{"A":"1/2","B":"3/6","C":"2/3","D":"1/3"},"correct_answer":"A"},

{"id":121,"difficulty":"medium","question":"What is 2/3 + 5/12?","options":{"A":"13/12","B":"7/12","C":"3/4","D":"11/12"},"correct_answer":"D"},
{"id":122,"difficulty":"medium","question":"Subtract: 7/10 - 3/4","options":{"A":"1/20","B":"2/5","C":"1/10","D":"3/20"},"correct_answer":"D"},
{"id":123,"difficulty":"medium","question":"Add: 4/9 + 2/3","options":{"A":"10/9","B":"14/9","C":"1 5/9","D":"8/9"},"correct_answer":"B"},
{"id":124,"difficulty":"medium","question":"Subtract: 11/12 - 5/8","options":{"A":"7/24","B":"1/3","C":"5/24","D":"13/24"},"correct_answer":"D"},
{"id":125,"difficulty":"medium","question":"What is 3/5 + 7/10?","options":{"A":"13/10","B":"1 1/10","C":"17/10","D":"1 3/10"},"correct_answer":"D"},
{"id":126,"difficulty":"medium","question":"Subtract: 9/8 - 5/6","options":{"A":"7/24","B":"17/24","C":"1/3","D":"11/24"},"correct_answer":"B"},
{"id":127,"difficulty":"medium","question":"Add: 5/14 + 3/7","options":{"A":"11/14","B":"8/14","C":"13/14","D":"1"},"correct_answer":"A"},
{"id":128,"difficulty":"medium","question":"What is 4/5 - 1/6?","options":{"A":"19/30","B":"17/30","C":"13/30","D":"2/3"},"correct_answer":"A"},
{"id":129,"difficulty":"medium","question":"Add: 1/2 + 2/5","options":{"A":"9/10","B":"7/10","C":"4/5","D":"11/10"},"correct_answer":"B"},
{"id":130,"difficulty":"medium","question":"Subtract: 10/9 - 3/4","options":{"A":"13/36","B":"11/36","C":"19/36","D":"7/12"},"correct_answer":"C"},

{"id":131,"difficulty":"hard","question":"What is 3/4 + 5/6 - 2/3?","options":{"A":"11/12","B":"13/12","C":"1 1/12","D":"3/4"},"correct_answer":"C"},
{"id":132,"difficulty":"hard","question":"Simplify: (2/5 + 7/10) - 3/4","options":{"A":"1/20","B":"7/20","C":"9/20","D":"11/20"},"correct_answer":"B"},
{"id":133,"difficulty":"hard","question":"What is 1 2/3 + 2 3/4 - 1 5/6?","options":{"A":"2 7/12","B":"2 5/12","C":"3","D":"1 11/12"},"correct_answer":"A"},
{"id":134,"difficulty":"hard","question":"Simplify: 5/6 - (1/4 + 1/3)","options":{"A":"1/12","B":"1/6","C":"1/4","D":"5/12"},"correct_answer":"A"},
{"id":135,"difficulty":"hard","question":"What is 0.8 + 5/6 - 1/3?","options":{"A":"1 7/30","B":"1 3/10","C":"1 1/2","D":"1 11/30"},"correct_answer":"A"},
{"id":136,"difficulty":"hard","question":"A rope is 6 1/2 m long. 2 3/4 m is cut and 1 1/6 m is added. Find final length.","options":{"A":"4 11/12 m","B":"4 5/6 m","C":"5 1/12 m","D":"4 7/12 m"},"correct_answer":"A"},
{"id":137,"difficulty":"hard","question":"What is (7/8 + 5/12) - 3/4?","options":{"A":"13/24","B":"11/24","C":"17/24","D":"19/24"},"correct_answer":"C"},
{"id":138,"difficulty":"hard","question":"Simplify: 2 1/5 + 3/10 - 4/5","options":{"A":"1 7/10","B":"1 3/10","C":"1 1/2","D":"1 9/10"},"correct_answer":"A"},
{"id":139,"difficulty":"hard","question":"What is 1 - (2/3 - 1/4)?","options":{"A":"7/12","B":"5/12","C":"11/12","D":"3/4"},"correct_answer":"A"},
{"id":140,"difficulty":"hard","question":"Find the value of (3/5 + 4/15) ÷ (2/3)","options":{"A":"1","B":"7/10","C":"13/15","D":"11/15"},"correct_answer":"B"},
{"id":141,"difficulty":"hard","question":"What is 2/9 + 5/18 + 1/6?","options":{"A":"5/6","B":"2/3","C":"11/18","D":"13/18"},"correct_answer":"D"},
{"id":142,"difficulty":"hard","question":"Simplify: (4 1/2 - 2 3/4) + 1 1/6","options":{"A":"2 11/12","B":"2 5/12","C":"2 1/3","D":"2"},"correct_answer":"A"},
{"id":143,"difficulty":"hard","question":"What is 0.75 + 1 2/3 - 0.4?","options":{"A":"2 1/60","B":"2 1/15","C":"2","D":"1 14/15"},"correct_answer":"B"},
{"id":144,"difficulty":"hard","question":"From the sum of 5/6 and 7/10 subtract 1/2","options":{"A":"13/15","B":"17/30","C":"19/30","D":"11/30"},"correct_answer":"C"},
{"id":145,"difficulty":"hard","question":"Simplify: 1 1/4 + (2/3 - 5/12)","options":{"A":"1 1/2","B":"1 7/12","C":"1 5/12","D":"1 2/3"},"correct_answer":"C"},
{"id":146,"difficulty":"hard","question":"What is (2 1/3 + 3/4) - (1 5/6)?","options":{"A":"1 1/4","B":"1 3/12","C":"1 7/12","D":"1"},"correct_answer":"C"},
{"id":147,"difficulty":"hard","question":"A jug had 4 3/5 L juice. 1 7/10 L was used. How much remains?","options":{"A":"2 9/10 L","B":"2 7/10 L","C":"2 4/5 L","D":"3 L"},"correct_answer":"B"},
{"id":148,"difficulty":"hard","question":"What is (1/2 + 3/5 + 7/10) - 1?","options":{"A":"4/5","B":"3/5","C":"7/10","D":"9/10"},"correct_answer":"A"},
{"id":149,"difficulty":"hard","question":"Simplify: (6/7 - 3/14) + 5/21","options":{"A":"5/6","B":"11/14","C":"23/21","D":"13/21"},"correct_answer":"A"},
{"id":150,"difficulty":"hard","question":"Find the value of: (0.5 + 2/3) ÷ (1/4 + 1/2)","options":{"A":"1 7/9","B":"1 5/9","C":"1 11/18","D":"2"},"correct_answer":"B"}
]
}