{
  "title": "3-Digit Addition with Carry - Grade 3",
  "total_questions": 100,
  "questions": [
      {
    "id": 1,
    "difficulty": "easy",
    "question": "What is 123 + 456?",
    "options": { "A": "589", "B": "579", "C": "569", "D": "599" },
    "correct_answer": "B"
  },
  {
    "id": 2,
    "difficulty": "easy",
    "question": "Calculate: 340 + 218",
    "options": { "A": "568", "B": "558", "C": "548", "D": "578" },
    "correct_answer": "B"
  },
  {
    "id": 3,
    "difficulty": "easy",
    "question": "Add: 127 + 382",
    "options": { "A": "519", "B": "499", "C": "509", "D": "529" },
    "correct_answer": "C"
  },
  {
    "id": 4,
    "difficulty": "easy",
    "question": "What is the sum of 205 and 194?",
    "options": { "A": "409", "B": "399", "C": "389", "D": "419" },
    "correct_answer": "B"
  },
  {
    "id": 5,
    "difficulty": "easy",
    "question": "Solve: 411 + 123",
    "options": { "A": "554", "B": "524", "C": "534", "D": "544" },
    "correct_answer": "C"
  },
  {
    "id": 6,
    "difficulty": "easy",
    "question": "Find the total: 156 + 240",
    "options": { "A": "416", "B": "396", "C": "386", "D": "406" },
    "correct_answer": "B"
  },
  {
    "id": 7,
    "difficulty": "easy",
    "question": "Add together: 603 + 297",
    "options": { "A": "910", "B": "920", "C": "890", "D": "900" },
    "correct_answer": "D"
  },
  {
    "id": 8,
    "difficulty": "easy",
    "question": "What is 432 + 368?",
    "options": { "A": "790", "B": "820", "C": "810", "D": "800" },
    "correct_answer": "D"
  },
  {
    "id": 9,
    "difficulty": "easy",
    "question": "Calculate: 574 + 226",
    "options": { "A": "800", "B": "820", "C": "790", "D": "810" },
    "correct_answer": "A"
  },
  {
    "id": 10,
    "difficulty": "easy",
    "question": "Add: 189 + 411",
    "options": { "A": "610", "B": "600", "C": "590", "D": "620" },
    "correct_answer": "B"
  },
  {
    "id": 11,
    "difficulty": "easy",
    "question": "What is 275 + 325?",
    "options": { "A": "600", "B": "620", "C": "590", "D": "610" },
    "correct_answer": "A"
  },
  {
    "id": 12,
    "difficulty": "easy",
    "question": "Solve: 488 + 312",
    "options": { "A": "790", "B": "810", "C": "800", "D": "820" },
    "correct_answer": "C"
  },
  {
    "id": 13,
    "difficulty": "easy",
    "question": "Find the sum: 367 + 433",
    "options": { "A": "830", "B": "810", "C": "800", "D": "820" },
    "correct_answer": "C"
  },
  {
    "id": 14,
    "difficulty": "easy",
    "question": "Add: 294 + 506",
    "options": { "A": "820", "B": "800", "C": "790", "D": "810" },
    "correct_answer": "B"
  },
  {
    "id": 15,
    "difficulty": "easy",
    "question": "What is 651 + 149?",
    "options": { "A": "790", "B": "810", "C": "800", "D": "820" },
    "correct_answer": "C"
  },
  {
    "id": 16,
    "difficulty": "easy",
    "question": "Calculate: 723 + 177",
    "options": { "A": "900", "B": "920", "C": "890", "D": "910" },
    "correct_answer": "A"
  },
  {
    "id": 17,
    "difficulty": "easy",
    "question": "Add together: 855 + 145",
    "options": { "A": "990", "B": "1010", "C": "1000", "D": "1020" },
    "correct_answer": "C"
  },
  {
    "id": 18,
    "difficulty": "easy",
    "question": "What is 962 + 38?",
    "options": { "A": "1010", "B": "990", "C": "1000", "D": "1020" },
    "correct_answer": "C"
  },
  {
    "id": 19,
    "difficulty": "easy",
    "question": "Solve: 478 + 522",
    "options": { "A": "990", "B": "1010", "C": "1000", "D": "1020" },
    "correct_answer": "C"
  },
  {
    "id": 20,
    "difficulty": "easy",
    "question": "Find the total: 399 + 601",
    "options": { "A": "1000", "B": "1020", "C": "990", "D": "1010" },
    "correct_answer": "A"
  },
  {
    "id": 21,
    "difficulty": "medium",
    "question": "What is 456 + 287?",
    "options": { "A": "753", "B": "743", "C": "733", "D": "763" },
    "correct_answer": "B"
  },
  {
    "id": 22,
    "difficulty": "medium",
    "question": "Calculate: 374 + 468",
    "options": { "A": "852", "B": "832", "C": "842", "D": "862" },
    "correct_answer": "C"
  },
  {
    "id": 23,
    "difficulty": "medium",
    "question": "Add: 529 + 386",
    "options": { "A": "905", "B": "925", "C": "915", "D": "935" },
    "correct_answer": "C"
  },
  {
    "id": 24,
    "difficulty": "medium",
    "question": "What is the sum of 647 and 295?",
    "options": { "A": "952", "B": "932", "C": "942", "D": "962" },
    "correct_answer": "C"
  },
  {
    "id": 25,
    "difficulty": "medium",
    "question": "Solve: 783 + 159",
    "options": { "A": "952", "B": "942", "C": "932", "D": "962" },
    "correct_answer": "B"
  },
  {
    "id": 26,
    "difficulty": "medium",
    "question": "Find the total: 862 + 149",
    "options": { "A": "1021", "B": "1011", "C": "1001", "D": "1031" },
    "correct_answer": "B"
  },
  {
    "id": 27,
    "difficulty": "medium",
    "question": "Add together: 495 + 378",
    "options": { "A": "883", "B": "873", "C": "863", "D": "893" },
    "correct_answer": "B"
  },
  {
    "id": 28,
    "difficulty": "medium",
    "question": "What is 568 + 274?",
    "options": { "A": "852", "B": "842", "C": "832", "D": "862" },
    "correct_answer": "B"
  },
  {
    "id": 29,
    "difficulty": "medium",
    "question": "Calculate: 691 + 329",
    "options": { "A": "1030", "B": "1020", "C": "1010", "D": "1040" },
    "correct_answer": "B"
  },
  {
    "id": 30,
    "difficulty": "medium",
    "question": "Add: 744 + 268",
    "options": { "A": "1002", "B": "1022", "C": "1012", "D": "1032" },
    "correct_answer": "C"
  },
  {
    "id": 31,
    "difficulty": "medium",
    "question": "What is 825 + 197?",
    "options": { "A": "1012", "B": "1022", "C": "1032", "D": "1002" },
    "correct_answer": "B"
  },
  {
    "id": 32,
    "difficulty": "medium",
    "question": "Solve: 936 + 185",
    "options": { "A": "1131", "B": "1121", "C": "1111", "D": "1141" },
    "correct_answer": "B"
  },
  {
    "id": 33,
    "difficulty": "medium",
    "question": "Find the sum: 477 + 366",
    "options": { "A": "843", "B": "853", "C": "833", "D": "863" },
    "correct_answer": "A"
  },
  {
    "id": 34,
    "difficulty": "medium",
    "question": "Add: 588 + 444",
    "options": { "A": "1042", "B": "1032", "C": "1022", "D": "1052" },
    "correct_answer": "B"
  },
  {
    "id": 35,
    "difficulty": "medium",
    "question": "What is 659 + 273?",
    "options": { "A": "932", "B": "942", "C": "922", "D": "952" },
    "correct_answer": "A"
  },
  {
    "id": 36,
    "difficulty": "medium",
    "question": "Calculate: 772 + 159",
    "options": { "A": "931", "B": "941", "C": "921", "D": "951" },
    "correct_answer": "A"
  },
  {
    "id": 37,
    "difficulty": "medium",
    "question": "Add together: 883 + 238",
    "options": { "A": "1121", "B": "1131", "C": "1111", "D": "1141" },
    "correct_answer": "A"
  },
  {
    "id": 38,
    "difficulty": "medium",
    "question": "What is 994 + 107?",
    "options": { "A": "1111", "B": "1101", "C": "1091", "D": "1121" },
    "correct_answer": "A"
  },
  {
    "id": 39,
    "difficulty": "medium",
    "question": "Solve: 365 + 478",
    "options": { "A": "843", "B": "853", "C": "833", "D": "863" },
    "correct_answer": "A"
  },
  {
    "id": 40,
    "difficulty": "medium",
    "question": "Find the total: 476 + 389",
    "options": { "A": "855", "B": "865", "C": "875", "D": "845" },
    "correct_answer": "B"
  },
  {
    "id": 41,
    "difficulty": "hard",
    "question": "Add: 587 + 294",
    "options": { "A": "891", "B": "881", "C": "901", "D": "871" },
    "correct_answer": "A"
  },
  {
    "id": 42,
    "difficulty": "hard",
    "question": "What is 698 + 315?",
    "options": { "A": "1023", "B": "1013", "C": "1003", "D": "1033" },
    "correct_answer": "B"
  },
  {
    "id": 43,
    "difficulty": "hard",
    "question": "Calculate: 709 + 426",
    "options": { "A": "1145", "B": "1135", "C": "1125", "D": "1155" },
    "correct_answer": "B"
  },
  {
    "id": 44,
    "difficulty": "hard",
    "question": "Add together: 810 + 537",
    "options": { "A": "1347", "B": "1357", "C": "1337", "D": "1367" },
    "correct_answer": "A"
  },
  {
    "id": 45,
    "difficulty": "hard",
    "question": "What is 921 + 648?",
    "options": { "A": "1579", "B": "1569", "C": "1559", "D": "1589" },
    "correct_answer": "B"
  },
  {
    "id": 46,
    "difficulty": "hard",
    "question": "Solve: 132 + 759",
    "options": { "A": "891", "B": "881", "C": "901", "D": "911" },
    "correct_answer": "A"
  },
  {
    "id": 47,
    "difficulty": "hard",
    "question": "Find the sum: 243 + 860",
    "options": { "A": "1103", "B": "1113", "C": "1093", "D": "1123" },
    "correct_answer": "A"
  },
  {
    "id": 48,
    "difficulty": "hard",
    "question": "Add: 354 + 971",
    "options": { "A": "1325", "B": "1315", "C": "1335", "D": "1345" },
    "correct_answer": "A"
  },
  {
    "id": 49,
    "difficulty": "hard",
    "question": "What is 465 + 182?",
    "options": { "A": "647", "B": "637", "C": "657", "D": "667" },
    "correct_answer": "A"
  },
  {
    "id": 50,
    "difficulty": "hard",
    "question": "Calculate: 576 + 293",
    "options": { "A": "869", "B": "859", "C": "879", "D": "889" },
    "correct_answer": "A"
  },
  {
    "id": 51,
    "difficulty": "hard",
    "question": "Add together: 687 + 304",
    "options": { "A": "1001", "B": "991", "C": "981", "D": "1011" },
    "correct_answer": "A"
  },
  {
    "id": 52,
    "difficulty": "hard",
    "question": "What is 798 + 415?",
    "options": { "A": "1213", "B": "1203", "C": "1223", "D": "1233" },
    "correct_answer": "A"
  },
  {
    "id": 53,
    "difficulty": "hard",
    "question": "Solve: 809 + 526",
    "options": { "A": "1335", "B": "1325", "C": "1345", "D": "1355" },
    "correct_answer": "A"
  },
  {
    "id": 54,
    "difficulty": "hard",
    "question": "Find the total: 910 + 637",
    "options": { "A": "1547", "B": "1537", "C": "1557", "D": "1567" },
    "correct_answer": "A"
  },
  {
    "id": 55,
    "difficulty": "hard",
    "question": "Add: 121 + 748",
    "options": { "A": "879", "B": "869", "C": "859", "D": "889" },
    "correct_answer": "A"
  },
  {
    "id": 56,
    "difficulty": "hard",
    "question": "What is 232 + 859?",
    "options": { "A": "1101", "B": "1091", "C": "1111", "D": "1081" },
    "correct_answer": "A"
  },
  {
    "id": 57,
    "difficulty": "hard",
    "question": "Calculate: 343 + 960",
    "options": { "A": "1303", "B": "1293", "C": "1313", "D": "1323" },
    "correct_answer": "A"
  },
  {
    "id": 58,
    "difficulty": "hard",
    "question": "Add together: 454 + 171",
    "options": { "A": "625", "B": "615", "C": "635", "D": "645" },
    "correct_answer": "A"
  },
  {
    "id": 59,
    "difficulty": "hard",
    "question": "What is 565 + 282?",
    "options": { "A": "847", "B": "837", "C": "857", "D": "867" },
    "correct_answer": "A"
  },
  {
    "id": 60,
    "difficulty": "hard",
    "question": "Solve: 676 + 393",
    "options": { "A": "1069", "B": "1059", "C": "1079", "D": "1089" },
    "correct_answer": "A"
  }  ]
}