Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 793 · 40 questions

How to solve it (Read twice, then choose): “More”, “in all”, “altogether” → add. “Left”, “get off”, “how many more”, “difference” → take away. Two things happen? Do them one at a time, in order. Asked for “at first”? Undo what happened: put back what was given away.

1. 1.A library has 431 books. It buys 102 more. How many books does it have now? (a) 329 (b) 533 (c) 543 (d) 523
2. 2.A train has 302 passengers. At a station, 170 passengers get off. How many are still on the train? (a) 142 (b) 472 (c) 132 (d) 122
3. 3.A school has 250 boys and 291 girls. 116 children go on a trip. How many children stay at school? (a) 541 (b) 425 (c) 415 (d) 657
4. 4.A train has 638 passengers. At a station, 474 passengers get off. How many are still on the train? (a) 164 (b) 174 (c) 154 (d) 1112
5. 5.A library has 206 books. It buys 113 more. How many books does it have now? (a) 309 (b) 93 (c) 319 (d) 329
6. 6.After giving away 71 marbles, a boy has 43 marbles left. How many marbles did he have at first? (a) 115 (b) 104 (c) 114 (d) 124
7. 7.After giving away 189 marbles, a boy has 132 marbles left. How many marbles did he have at first? (a) 322 (b) 331 (c) 321 (d) 311
8. 8.A farmer picks 366 mangoes on Monday and 156 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 200 (b) 522 (c) 210 (d) 220
9. 9.A school has 124 boys and 126 girls. 124 children go on a trip. How many children stay at school? (a) 374 (b) 116 (c) 250 (d) 126
10. 10.A school has 124 boys and 160 girls. 66 children go on a trip. How many children stay at school? (a) 218 (b) 350 (c) 208 (d) 284
11. 11.After giving away 87 marbles, a boy has 31 marbles left. How many marbles did he have at first? (a) 128 (b) 108 (c) 119 (d) 118
12. 12.A library has 367 books. It buys 169 more. How many books does it have now? (a) 198 (b) 526 (c) 546 (d) 536
13. 13.A farmer picks 503 mangoes on Monday and 474 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 29 (b) 19 (c) 39 (d) 977
14. 14.A train has 608 passengers. At a station, 554 passengers get off. How many are still on the train? (a) 44 (b) 1162 (c) 64 (d) 54
15. 15.A train has 757 passengers. At a station, 655 passengers get off. How many are still on the train? (a) 102 (b) 1412 (c) 92 (d) 112
16. 16.A school has 128 boys and 133 girls. 134 children go on a trip. How many children stay at school? (a) 261 (b) 127 (c) 117 (d) 395
17. 17.A train has 697 passengers. At a station, 185 passengers get off. How many are still on the train? (a) 522 (b) 512 (c) 502 (d) 882
18. 18.A train has 733 passengers. At a station, 632 passengers get off. How many are still on the train? (a) 91 (b) 111 (c) 1365 (d) 101
19. 19.After giving away 20 marbles, a boy has 203 marbles left. How many marbles did he have at first? (a) 183 (b) 223 (c) 233 (d) 213
20. 20.A library has 421 books. It buys 97 more. How many books does it have now? (a) 518 (b) 528 (c) 508 (d) 324
21. 21.A library has 330 books. It buys 131 more. How many books does it have now? (a) 199 (b) 451 (c) 471 (d) 461
22. 22.A library has 374 books. It buys 148 more. How many books does it have now? (a) 532 (b) 522 (c) 226 (d) 512
23. 23.A school has 182 boys and 214 girls. 54 children go on a trip. How many children stay at school? (a) 396 (b) 332 (c) 450 (d) 342
24. 24.A train has 689 passengers. At a station, 175 passengers get off. How many are still on the train? (a) 524 (b) 864 (c) 504 (d) 514
25. 25.A library has 389 books. It buys 128 more. How many books does it have now? (a) 527 (b) 507 (c) 517 (d) 261
26. 26.A school has 113 boys and 164 girls. 51 children go on a trip. How many children stay at school? (a) 216 (b) 226 (c) 277 (d) 328
27. 27.A school has 189 boys and 291 girls. 149 children go on a trip. How many children stay at school? (a) 480 (b) 321 (c) 629 (d) 331
28. 28.A farmer picks 297 mangoes on Monday and 213 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 510 (b) 94 (c) 74 (d) 84
29. 29.A train has 572 passengers. At a station, 126 passengers get off. How many are still on the train? (a) 436 (b) 446 (c) 456 (d) 698
30. 30.After giving away 32 marbles, a boy has 133 marbles left. How many marbles did he have at first? (a) 155 (b) 175 (c) 101 (d) 165
31. 31.A farmer picks 470 mangoes on Monday and 299 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 769 (b) 171 (c) 161 (d) 181
32. 32.A train has 515 passengers. At a station, 410 passengers get off. How many are still on the train? (a) 105 (b) 925 (c) 115 (d) 95
33. 33.A library has 335 books. It buys 121 more. How many books does it have now? (a) 466 (b) 214 (c) 446 (d) 456
34. 34.A library has 234 books. It buys 202 more. How many books does it have now? (a) 426 (b) 32 (c) 436 (d) 446
35. 35.After giving away 66 marbles, a boy has 51 marbles left. How many marbles did he have at first? (a) 107 (b) 127 (c) 118 (d) 117
36. 36.After giving away 156 marbles, a boy has 283 marbles left. How many marbles did he have at first? (a) 429 (b) 127 (c) 439 (d) 449
37. 37.A school has 226 boys and 224 girls. 55 children go on a trip. How many children stay at school? (a) 450 (b) 395 (c) 385 (d) 505
38. 38.A farmer picks 404 mangoes on Monday and 119 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 295 (b) 285 (c) 523 (d) 275
39. 39.A library has 167 books. It buys 302 more. How many books does it have now? (a) 459 (b) 469 (c) 479 (d) 569
40. 40.A school has 281 boys and 239 girls. 92 children go on a trip. How many children stay at school? (a) 428 (b) 612 (c) 520 (d) 418

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