Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 745 · 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 school has 112 boys and 286 girls. 138 children go on a trip. How many children stay at school? (a) 398 (b) 250 (c) 536 (d) 260
2. 2.A library has 392 books. It buys 137 more. How many books does it have now? (a) 529 (b) 519 (c) 255 (d) 539
3. 3.A library has 226 books. It buys 58 more. How many books does it have now? (a) 274 (b) 168 (c) 284 (d) 294
4. 4.A train has 723 passengers. At a station, 524 passengers get off. How many are still on the train? (a) 209 (b) 199 (c) 189 (d) 1247
5. 5.A school has 170 boys and 209 girls. 140 children go on a trip. How many children stay at school? (a) 519 (b) 379 (c) 229 (d) 239
6. 6.A library has 235 books. It buys 176 more. How many books does it have now? (a) 411 (b) 421 (c) 401 (d) 59
7. 7.A train has 301 passengers. At a station, 136 passengers get off. How many are still on the train? (a) 155 (b) 175 (c) 165 (d) 437
8. 8.A train has 467 passengers. At a station, 107 passengers get off. How many are still on the train? (a) 360 (b) 370 (c) 574 (d) 350
9. 9.After giving away 200 marbles, a boy has 230 marbles left. How many marbles did he have at first? (a) 440 (b) 430 (c) 420 (d) 30
10. 10.A train has 628 passengers. At a station, 171 passengers get off. How many are still on the train? (a) 467 (b) 799 (c) 447 (d) 457
11. 11.A library has 426 books. It buys 87 more. How many books does it have now? (a) 339 (b) 513 (c) 523 (d) 503
12. 12.After giving away 105 marbles, a boy has 54 marbles left. How many marbles did he have at first? (a) 149 (b) 159 (c) 160 (d) 169
13. 13.A farmer picks 412 mangoes on Monday and 307 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 719 (b) 115 (c) 95 (d) 105
14. 14.A train has 559 passengers. At a station, 277 passengers get off. How many are still on the train? (a) 272 (b) 292 (c) 836 (d) 282
15. 15.A train has 451 passengers. At a station, 374 passengers get off. How many are still on the train? (a) 87 (b) 825 (c) 77 (d) 67
16. 16.A school has 143 boys and 265 girls. 52 children go on a trip. How many children stay at school? (a) 346 (b) 356 (c) 460 (d) 408
17. 17.A train has 495 passengers. At a station, 209 passengers get off. How many are still on the train? (a) 276 (b) 296 (c) 286 (d) 704
18. 18.A library has 136 books. It buys 344 more. How many books does it have now? (a) 470 (b) 480 (c) 580 (d) 490
19. 19.After giving away 199 marbles, a boy has 293 marbles left. How many marbles did he have at first? (a) 482 (b) 94 (c) 502 (d) 492
20. 20.A train has 690 passengers. At a station, 458 passengers get off. How many are still on the train? (a) 1148 (b) 222 (c) 232 (d) 242
21. 21.After giving away 144 marbles, a boy has 197 marbles left. How many marbles did he have at first? (a) 341 (b) 53 (c) 331 (d) 351
22. 22.A library has 292 books. It buys 99 more. How many books does it have now? (a) 381 (b) 401 (c) 193 (d) 391
23. 23.A library has 197 books. It buys 346 more. How many books does it have now? (a) 543 (b) 643 (c) 533 (d) 553
24. 24.A farmer picks 347 mangoes on Monday and 325 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 12 (b) 32 (c) 672 (d) 22
25. 25.A train has 615 passengers. At a station, 237 passengers get off. How many are still on the train? (a) 388 (b) 378 (c) 852 (d) 368
26. 26.A library has 393 books. It buys 164 more. How many books does it have now? (a) 229 (b) 557 (c) 567 (d) 547
27. 27.After giving away 92 marbles, a boy has 229 marbles left. How many marbles did he have at first? (a) 321 (b) 331 (c) 137 (d) 311
28. 28.A farmer picks 435 mangoes on Monday and 377 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 58 (b) 48 (c) 812 (d) 68
29. 29.After giving away 194 marbles, a boy has 174 marbles left. How many marbles did he have at first? (a) 358 (b) 378 (c) 368 (d) 369
30. 30.A library has 465 books. It buys 239 more. How many books does it have now? (a) 694 (b) 704 (c) 226 (d) 714
31. 31.A library has 127 books. It buys 346 more. How many books does it have now? (a) 473 (b) 463 (c) 573 (d) 483
32. 32.After giving away 165 marbles, a boy has 168 marbles left. How many marbles did he have at first? (a) 3 (b) 323 (c) 333 (d) 343
33. 33.After giving away 174 marbles, a boy has 229 marbles left. How many marbles did he have at first? (a) 55 (b) 403 (c) 413 (d) 393
34. 34.After giving away 191 marbles, a boy has 233 marbles left. How many marbles did he have at first? (a) 414 (b) 42 (c) 424 (d) 434
35. 35.A library has 218 books. It buys 140 more. How many books does it have now? (a) 368 (b) 78 (c) 358 (d) 348
36. 36.A train has 740 passengers. At a station, 584 passengers get off. How many are still on the train? (a) 146 (b) 1324 (c) 166 (d) 156
37. 37.After giving away 136 marbles, a boy has 176 marbles left. How many marbles did he have at first? (a) 302 (b) 322 (c) 40 (d) 312
38. 38.A school has 162 boys and 231 girls. 64 children go on a trip. How many children stay at school? (a) 393 (b) 457 (c) 329 (d) 319
39. 39.A train has 377 passengers. At a station, 284 passengers get off. How many are still on the train? (a) 83 (b) 103 (c) 661 (d) 93
40. 40.A library has 452 books. It buys 138 more. How many books does it have now? (a) 314 (b) 580 (c) 590 (d) 600

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