Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 609 · 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 train has 709 passengers. At a station, 202 passengers get off. How many are still on the train? (a) 497 (b) 517 (c) 507 (d) 911
2. 2.A library has 391 books. It buys 310 more. How many books does it have now? (a) 81 (b) 711 (c) 691 (d) 701
3. 3.A library has 141 books. It buys 194 more. How many books does it have now? (a) 335 (b) 345 (c) 435 (d) 325
4. 4.A library has 162 books. It buys 55 more. How many books does it have now? (a) 207 (b) 107 (c) 217 (d) 227
5. 5.A train has 573 passengers. At a station, 128 passengers get off. How many are still on the train? (a) 445 (b) 435 (c) 455 (d) 701
6. 6.A library has 127 books. It buys 217 more. How many books does it have now? (a) 334 (b) 444 (c) 344 (d) 354
7. 7.A school has 201 boys and 149 girls. 56 children go on a trip. How many children stay at school? (a) 284 (b) 350 (c) 294 (d) 406
8. 8.A school has 120 boys and 161 girls. 138 children go on a trip. How many children stay at school? (a) 419 (b) 281 (c) 133 (d) 143
9. 9.A school has 148 boys and 154 girls. 67 children go on a trip. How many children stay at school? (a) 225 (b) 369 (c) 302 (d) 235
10. 10.A train has 496 passengers. At a station, 147 passengers get off. How many are still on the train? (a) 643 (b) 339 (c) 359 (d) 349
11. 11.A farmer picks 582 mangoes on Monday and 353 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 229 (b) 219 (c) 239 (d) 935
12. 12.A library has 418 books. It buys 312 more. How many books does it have now? (a) 720 (b) 730 (c) 106 (d) 740
13. 13.A library has 298 books. It buys 117 more. How many books does it have now? (a) 181 (b) 425 (c) 415 (d) 405
14. 14.After giving away 21 marbles, a boy has 121 marbles left. How many marbles did he have at first? (a) 152 (b) 100 (c) 132 (d) 142
15. 15.A farmer picks 289 mangoes on Monday and 183 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 96 (b) 472 (c) 106 (d) 116
16. 16.A school has 295 boys and 112 girls. 98 children go on a trip. How many children stay at school? (a) 299 (b) 505 (c) 407 (d) 309
17. 17.A train has 523 passengers. At a station, 372 passengers get off. How many are still on the train? (a) 141 (b) 151 (c) 161 (d) 895
18. 18.After giving away 117 marbles, a boy has 69 marbles left. How many marbles did he have at first? (a) 196 (b) 187 (c) 176 (d) 186
19. 19.After giving away 41 marbles, a boy has 238 marbles left. How many marbles did he have at first? (a) 197 (b) 289 (c) 279 (d) 269
20. 20.A library has 218 books. It buys 180 more. How many books does it have now? (a) 408 (b) 38 (c) 398 (d) 388
21. 21.A school has 100 boys and 163 girls. 60 children go on a trip. How many children stay at school? (a) 323 (b) 263 (c) 203 (d) 193
22. 22.A school has 178 boys and 196 girls. 54 children go on a trip. How many children stay at school? (a) 320 (b) 374 (c) 310 (d) 428
23. 23.A train has 344 passengers. At a station, 123 passengers get off. How many are still on the train? (a) 211 (b) 467 (c) 221 (d) 231
24. 24.A school has 225 boys and 196 girls. 80 children go on a trip. How many children stay at school? (a) 421 (b) 341 (c) 331 (d) 501
25. 25.A library has 416 books. It buys 292 more. How many books does it have now? (a) 124 (b) 698 (c) 708 (d) 718
26. 26.A train has 599 passengers. At a station, 212 passengers get off. How many are still on the train? (a) 811 (b) 377 (c) 387 (d) 397
27. 27.After giving away 85 marbles, a boy has 241 marbles left. How many marbles did he have at first? (a) 326 (b) 336 (c) 156 (d) 316
28. 28.After giving away 148 marbles, a boy has 177 marbles left. How many marbles did he have at first? (a) 325 (b) 315 (c) 335 (d) 29
29. 29.A school has 297 boys and 244 girls. 102 children go on a trip. How many children stay at school? (a) 643 (b) 439 (c) 429 (d) 541
30. 30.A train has 750 passengers. At a station, 274 passengers get off. How many are still on the train? (a) 476 (b) 466 (c) 1024 (d) 486
31. 31.A library has 141 books. It buys 258 more. How many books does it have now? (a) 499 (b) 389 (c) 399 (d) 409
32. 32.A library has 172 books. It buys 287 more. How many books does it have now? (a) 449 (b) 559 (c) 469 (d) 459
33. 33.After giving away 197 marbles, a boy has 163 marbles left. How many marbles did he have at first? (a) 350 (b) 361 (c) 370 (d) 360
34. 34.A train has 531 passengers. At a station, 470 passengers get off. How many are still on the train? (a) 1001 (b) 61 (c) 71 (d) 51
35. 35.After giving away 51 marbles, a boy has 55 marbles left. How many marbles did he have at first? (a) 116 (b) 96 (c) 106 (d) 4
36. 36.A train has 721 passengers. At a station, 115 passengers get off. How many are still on the train? (a) 836 (b) 596 (c) 606 (d) 616
37. 37.After giving away 186 marbles, a boy has 238 marbles left. How many marbles did he have at first? (a) 434 (b) 424 (c) 52 (d) 414
38. 38.After giving away 99 marbles, a boy has 140 marbles left. How many marbles did he have at first? (a) 249 (b) 239 (c) 41 (d) 229
39. 39.A train has 781 passengers. At a station, 280 passengers get off. How many are still on the train? (a) 1061 (b) 501 (c) 491 (d) 511
40. 40.After giving away 170 marbles, a boy has 192 marbles left. How many marbles did he have at first? (a) 362 (b) 352 (c) 22 (d) 372

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