Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 624 · 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 231 boys and 267 girls. 54 children go on a trip. How many children stay at school? (a) 498 (b) 552 (c) 444 (d) 434
2. 2.After giving away 29 marbles, a boy has 54 marbles left. How many marbles did he have at first? (a) 73 (b) 25 (c) 83 (d) 93
3. 3.A library has 139 books. It buys 104 more. How many books does it have now? (a) 233 (b) 35 (c) 243 (d) 253
4. 4.A school has 290 boys and 207 girls. 51 children go on a trip. How many children stay at school? (a) 436 (b) 446 (c) 497 (d) 548
5. 5.A school has 163 boys and 299 girls. 142 children go on a trip. How many children stay at school? (a) 462 (b) 320 (c) 604 (d) 310
6. 6.A train has 569 passengers. At a station, 473 passengers get off. How many are still on the train? (a) 1042 (b) 106 (c) 96 (d) 86
7. 7.A school has 254 boys and 281 girls. 64 children go on a trip. How many children stay at school? (a) 535 (b) 471 (c) 461 (d) 599
8. 8.A library has 262 books. It buys 334 more. How many books does it have now? (a) 606 (b) 696 (c) 596 (d) 586
9. 9.After giving away 68 marbles, a boy has 219 marbles left. How many marbles did he have at first? (a) 151 (b) 277 (c) 297 (d) 287
10. 10.A train has 682 passengers. At a station, 174 passengers get off. How many are still on the train? (a) 518 (b) 856 (c) 508 (d) 498
11. 11.A train has 341 passengers. At a station, 181 passengers get off. How many are still on the train? (a) 150 (b) 522 (c) 160 (d) 170
12. 12.A library has 409 books. It buys 81 more. How many books does it have now? (a) 328 (b) 480 (c) 490 (d) 500
13. 13.A school has 256 boys and 100 girls. 140 children go on a trip. How many children stay at school? (a) 216 (b) 356 (c) 496 (d) 206
14. 14.After giving away 100 marbles, a boy has 224 marbles left. How many marbles did he have at first? (a) 314 (b) 124 (c) 334 (d) 324
15. 15.After giving away 71 marbles, a boy has 129 marbles left. How many marbles did he have at first? (a) 58 (b) 200 (c) 190 (d) 210
16. 16.A school has 275 boys and 214 girls. 132 children go on a trip. How many children stay at school? (a) 357 (b) 347 (c) 489 (d) 621
17. 17.A train has 405 passengers. At a station, 296 passengers get off. How many are still on the train? (a) 701 (b) 119 (c) 109 (d) 99
18. 18.A farmer picks 448 mangoes on Monday and 297 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 745 (b) 151 (c) 161 (d) 141
19. 19.A farmer picks 507 mangoes on Monday and 259 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 258 (b) 248 (c) 766 (d) 238
20. 20.A library has 434 books. It buys 232 more. How many books does it have now? (a) 666 (b) 656 (c) 676 (d) 202
21. 21.A school has 190 boys and 210 girls. 77 children go on a trip. How many children stay at school? (a) 323 (b) 477 (c) 313 (d) 400
22. 22.A library has 375 books. It buys 164 more. How many books does it have now? (a) 529 (b) 549 (c) 539 (d) 211
23. 23.A library has 274 books. It buys 151 more. How many books does it have now? (a) 425 (b) 435 (c) 415 (d) 123
24. 24.A library has 401 books. It buys 204 more. How many books does it have now? (a) 197 (b) 595 (c) 605 (d) 615
25. 25.A library has 393 books. It buys 102 more. How many books does it have now? (a) 495 (b) 505 (c) 485 (d) 291
26. 26.A farmer picks 252 mangoes on Monday and 128 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 124 (b) 114 (c) 134 (d) 380
27. 27.A farmer picks 503 mangoes on Monday and 308 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 185 (b) 195 (c) 811 (d) 205
28. 28.A library has 430 books. It buys 249 more. How many books does it have now? (a) 669 (b) 689 (c) 181 (d) 679
29. 29.A school has 115 boys and 151 girls. 70 children go on a trip. How many children stay at school? (a) 196 (b) 186 (c) 336 (d) 266
30. 30.A train has 587 passengers. At a station, 430 passengers get off. How many are still on the train? (a) 147 (b) 157 (c) 1017 (d) 167
31. 31.After giving away 170 marbles, a boy has 197 marbles left. How many marbles did he have at first? (a) 357 (b) 27 (c) 367 (d) 377
32. 32.A library has 379 books. It buys 136 more. How many books does it have now? (a) 525 (b) 505 (c) 515 (d) 243
33. 33.A library has 412 books. It buys 145 more. How many books does it have now? (a) 267 (b) 547 (c) 557 (d) 567
34. 34.A train has 732 passengers. At a station, 398 passengers get off. How many are still on the train? (a) 1130 (b) 344 (c) 334 (d) 324
35. 35.A library has 307 books. It buys 113 more. How many books does it have now? (a) 420 (b) 194 (c) 430 (d) 410
36. 36.A school has 209 boys and 142 girls. 89 children go on a trip. How many children stay at school? (a) 262 (b) 252 (c) 440 (d) 351
37. 37.A train has 428 passengers. At a station, 265 passengers get off. How many are still on the train? (a) 693 (b) 153 (c) 173 (d) 163
38. 38.A library has 428 books. It buys 118 more. How many books does it have now? (a) 556 (b) 536 (c) 546 (d) 310
39. 39.After giving away 141 marbles, a boy has 261 marbles left. How many marbles did he have at first? (a) 412 (b) 392 (c) 120 (d) 402
40. 40.After giving away 146 marbles, a boy has 203 marbles left. How many marbles did he have at first? (a) 339 (b) 359 (c) 57 (d) 349

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