Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 705 · 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 173 boys and 228 girls. 81 children go on a trip. How many children stay at school? (a) 482 (b) 310 (c) 401 (d) 320
2. 2.A school has 206 boys and 167 girls. 74 children go on a trip. How many children stay at school? (a) 447 (b) 289 (c) 299 (d) 373
3. 3.A library has 296 books. It buys 290 more. How many books does it have now? (a) 586 (b) 6 (c) 596 (d) 576
4. 4.A school has 193 boys and 211 girls. 138 children go on a trip. How many children stay at school? (a) 404 (b) 266 (c) 542 (d) 256
5. 5.A school has 153 boys and 196 girls. 68 children go on a trip. How many children stay at school? (a) 417 (b) 349 (c) 281 (d) 271
6. 6.A train has 799 passengers. At a station, 668 passengers get off. How many are still on the train? (a) 141 (b) 131 (c) 1467 (d) 121
7. 7.A school has 131 boys and 263 girls. 63 children go on a trip. How many children stay at school? (a) 321 (b) 394 (c) 331 (d) 457
8. 8.After giving away 153 marbles, a boy has 22 marbles left. How many marbles did he have at first? (a) 185 (b) 176 (c) 165 (d) 175
9. 9.A library has 328 books. It buys 330 more. How many books does it have now? (a) 758 (b) 658 (c) 668 (d) 648
10. 10.A library has 327 books. It buys 110 more. How many books does it have now? (a) 217 (b) 447 (c) 427 (d) 437
11. 11.A farmer picks 326 mangoes on Monday and 177 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 149 (b) 159 (c) 139 (d) 503
12. 12.A farmer picks 330 mangoes on Monday and 297 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 33 (b) 627 (c) 23 (d) 43
13. 13.A library has 412 books. It buys 66 more. How many books does it have now? (a) 488 (b) 478 (c) 346 (d) 468
14. 14.A school has 246 boys and 191 girls. 103 children go on a trip. How many children stay at school? (a) 324 (b) 540 (c) 334 (d) 437
15. 15.A library has 363 books. It buys 274 more. How many books does it have now? (a) 637 (b) 89 (c) 647 (d) 627
16. 16.A train has 336 passengers. At a station, 226 passengers get off. How many are still on the train? (a) 562 (b) 120 (c) 100 (d) 110
17. 17.A train has 416 passengers. At a station, 269 passengers get off. How many are still on the train? (a) 685 (b) 137 (c) 157 (d) 147
18. 18.A school has 148 boys and 152 girls. 66 children go on a trip. How many children stay at school? (a) 300 (b) 366 (c) 224 (d) 234
19. 19.A train has 713 passengers. At a station, 278 passengers get off. How many are still on the train? (a) 435 (b) 425 (c) 445 (d) 991
20. 20.A train has 560 passengers. At a station, 450 passengers get off. How many are still on the train? (a) 110 (b) 1010 (c) 100 (d) 120
21. 21.A library has 406 books. It buys 111 more. How many books does it have now? (a) 507 (b) 295 (c) 527 (d) 517
22. 22.A library has 161 books. It buys 284 more. How many books does it have now? (a) 435 (b) 455 (c) 545 (d) 445
23. 23.A library has 151 books. It buys 258 more. How many books does it have now? (a) 509 (b) 399 (c) 409 (d) 419
24. 24.After giving away 56 marbles, a boy has 70 marbles left. How many marbles did he have at first? (a) 136 (b) 126 (c) 14 (d) 116
25. 25.A school has 195 boys and 179 girls. 73 children go on a trip. How many children stay at school? (a) 301 (b) 374 (c) 291 (d) 447
26. 26.A library has 176 books. It buys 269 more. How many books does it have now? (a) 435 (b) 445 (c) 545 (d) 455
27. 27.A school has 119 boys and 108 girls. 139 children go on a trip. How many children stay at school? (a) 227 (b) 366 (c) 88 (d) 78
28. 28.A school has 105 boys and 172 girls. 73 children go on a trip. How many children stay at school? (a) 350 (b) 204 (c) 277 (d) 194
29. 29.A train has 746 passengers. At a station, 317 passengers get off. How many are still on the train? (a) 1063 (b) 429 (c) 439 (d) 419
30. 30.A train has 675 passengers. At a station, 433 passengers get off. How many are still on the train? (a) 232 (b) 242 (c) 252 (d) 1108
31. 31.A train has 319 passengers. At a station, 122 passengers get off. How many are still on the train? (a) 207 (b) 197 (c) 187 (d) 441
32. 32.A library has 357 books. It buys 58 more. How many books does it have now? (a) 425 (b) 415 (c) 405 (d) 299
33. 33.A school has 156 boys and 213 girls. 121 children go on a trip. How many children stay at school? (a) 490 (b) 238 (c) 248 (d) 369
34. 34.A school has 187 boys and 154 girls. 79 children go on a trip. How many children stay at school? (a) 341 (b) 252 (c) 262 (d) 420
35. 35.A train has 433 passengers. At a station, 288 passengers get off. How many are still on the train? (a) 721 (b) 135 (c) 145 (d) 155
36. 36.A farmer picks 457 mangoes on Monday and 260 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 717 (b) 187 (c) 207 (d) 197
37. 37.A school has 168 boys and 103 girls. 132 children go on a trip. How many children stay at school? (a) 129 (b) 139 (c) 271 (d) 403
38. 38.A train has 361 passengers. At a station, 276 passengers get off. How many are still on the train? (a) 75 (b) 95 (c) 85 (d) 637
39. 39.After giving away 125 marbles, a boy has 262 marbles left. How many marbles did he have at first? (a) 397 (b) 377 (c) 137 (d) 387
40. 40.After giving away 196 marbles, a boy has 250 marbles left. How many marbles did he have at first? (a) 456 (b) 54 (c) 436 (d) 446

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