Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 97 · 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 102 boys and 203 girls. 64 children go on a trip. How many children stay at school? (a) 231 (b) 305 (c) 369 (d) 241
2. 2.A library has 219 books. It buys 341 more. How many books does it have now? (a) 570 (b) 660 (c) 550 (d) 560
3. 3.A school has 224 boys and 294 girls. 58 children go on a trip. How many children stay at school? (a) 460 (b) 450 (c) 518 (d) 576
4. 4.After giving away 78 marbles, a boy has 188 marbles left. How many marbles did he have at first? (a) 266 (b) 256 (c) 276 (d) 110
5. 5.A library has 151 books. It buys 322 more. How many books does it have now? (a) 473 (b) 463 (c) 483 (d) 573
6. 6.A school has 296 boys and 278 girls. 91 children go on a trip. How many children stay at school? (a) 574 (b) 483 (c) 665 (d) 473
7. 7.A library has 455 books. It buys 342 more. How many books does it have now? (a) 797 (b) 787 (c) 807 (d) 113
8. 8.A train has 662 passengers. At a station, 581 passengers get off. How many are still on the train? (a) 1243 (b) 71 (c) 91 (d) 81
9. 9.A library has 393 books. It buys 157 more. How many books does it have now? (a) 540 (b) 236 (c) 550 (d) 560
10. 10.A school has 294 boys and 300 girls. 110 children go on a trip. How many children stay at school? (a) 484 (b) 704 (c) 594 (d) 474
11. 11.A train has 648 passengers. At a station, 162 passengers get off. How many are still on the train? (a) 476 (b) 486 (c) 810 (d) 496
12. 12.A library has 238 books. It buys 172 more. How many books does it have now? (a) 420 (b) 400 (c) 66 (d) 410
13. 13.A train has 755 passengers. At a station, 705 passengers get off. How many are still on the train? (a) 1460 (b) 40 (c) 50 (d) 60
14. 14.After giving away 85 marbles, a boy has 157 marbles left. How many marbles did he have at first? (a) 242 (b) 72 (c) 232 (d) 252
15. 15.A school has 134 boys and 240 girls. 69 children go on a trip. How many children stay at school? (a) 374 (b) 295 (c) 443 (d) 305
16. 16.After giving away 62 marbles, a boy has 74 marbles left. How many marbles did he have at first? (a) 136 (b) 146 (c) 12 (d) 126
17. 17.A library has 230 books. It buys 173 more. How many books does it have now? (a) 413 (b) 403 (c) 57 (d) 393
18. 18.A library has 152 books. It buys 137 more. How many books does it have now? (a) 289 (b) 279 (c) 299 (d) 15
19. 19.A school has 245 boys and 156 girls. 58 children go on a trip. How many children stay at school? (a) 459 (b) 401 (c) 333 (d) 343
20. 20.A school has 240 boys and 103 girls. 123 children go on a trip. How many children stay at school? (a) 210 (b) 466 (c) 343 (d) 220
21. 21.After giving away 193 marbles, a boy has 95 marbles left. How many marbles did he have at first? (a) 278 (b) 289 (c) 298 (d) 288
22. 22.A train has 327 passengers. At a station, 183 passengers get off. How many are still on the train? (a) 510 (b) 144 (c) 134 (d) 154
23. 23.A train has 596 passengers. At a station, 466 passengers get off. How many are still on the train? (a) 120 (b) 1062 (c) 140 (d) 130
24. 24.After giving away 111 marbles, a boy has 160 marbles left. How many marbles did he have at first? (a) 281 (b) 49 (c) 271 (d) 261
25. 25.After giving away 197 marbles, a boy has 91 marbles left. How many marbles did he have at first? (a) 289 (b) 298 (c) 278 (d) 288
26. 26.A train has 427 passengers. At a station, 354 passengers get off. How many are still on the train? (a) 63 (b) 73 (c) 781 (d) 83
27. 27.A school has 199 boys and 229 girls. 108 children go on a trip. How many children stay at school? (a) 536 (b) 310 (c) 320 (d) 428
28. 28.A farmer picks 421 mangoes on Monday and 214 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 197 (b) 217 (c) 207 (d) 635
29. 29.A farmer picks 371 mangoes on Monday and 224 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 595 (b) 157 (c) 147 (d) 137
30. 30.A train has 725 passengers. At a station, 588 passengers get off. How many are still on the train? (a) 127 (b) 147 (c) 1313 (d) 137
31. 31.After giving away 131 marbles, a boy has 104 marbles left. How many marbles did he have at first? (a) 245 (b) 235 (c) 225 (d) 236
32. 32.A library has 269 books. It buys 263 more. How many books does it have now? (a) 522 (b) 6 (c) 532 (d) 542
33. 33.After giving away 153 marbles, a boy has 271 marbles left. How many marbles did he have at first? (a) 414 (b) 118 (c) 434 (d) 424
34. 34.A library has 166 books. It buys 61 more. How many books does it have now? (a) 227 (b) 105 (c) 217 (d) 237
35. 35.After giving away 128 marbles, a boy has 210 marbles left. How many marbles did he have at first? (a) 338 (b) 328 (c) 82 (d) 348
36. 36.A train has 772 passengers. At a station, 253 passengers get off. How many are still on the train? (a) 529 (b) 1025 (c) 509 (d) 519
37. 37.A library has 124 books. It buys 90 more. How many books does it have now? (a) 224 (b) 204 (c) 34 (d) 214
38. 38.A school has 207 boys and 211 girls. 77 children go on a trip. How many children stay at school? (a) 495 (b) 418 (c) 341 (d) 331
39. 39.After giving away 155 marbles, a boy has 55 marbles left. How many marbles did he have at first? (a) 220 (b) 210 (c) 200 (d) 211
40. 40.A train has 588 passengers. At a station, 303 passengers get off. How many are still on the train? (a) 295 (b) 285 (c) 891 (d) 275

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