Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 957 · 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 199 boys and 167 girls. 121 children go on a trip. How many children stay at school? (a) 235 (b) 366 (c) 245 (d) 487
2. 2.A library has 166 books. It buys 113 more. How many books does it have now? (a) 279 (b) 53 (c) 289 (d) 269
3. 3.A train has 488 passengers. At a station, 225 passengers get off. How many are still on the train? (a) 263 (b) 253 (c) 273 (d) 713
4. 4.A library has 165 books. It buys 191 more. How many books does it have now? (a) 456 (b) 366 (c) 346 (d) 356
5. 5.After giving away 68 marbles, a boy has 147 marbles left. How many marbles did he have at first? (a) 79 (b) 225 (c) 205 (d) 215
6. 6.A library has 195 books. It buys 79 more. How many books does it have now? (a) 116 (b) 264 (c) 274 (d) 284
7. 7.A farmer picks 371 mangoes on Monday and 202 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 179 (b) 159 (c) 573 (d) 169
8. 8.A library has 148 books. It buys 228 more. How many books does it have now? (a) 366 (b) 476 (c) 376 (d) 386
9. 9.After giving away 157 marbles, a boy has 198 marbles left. How many marbles did he have at first? (a) 41 (b) 365 (c) 345 (d) 355
10. 10.A library has 289 books. It buys 236 more. How many books does it have now? (a) 515 (b) 525 (c) 53 (d) 535
11. 11.A farmer picks 357 mangoes on Monday and 124 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 223 (b) 243 (c) 233 (d) 481
12. 12.A library has 462 books. It buys 150 more. How many books does it have now? (a) 312 (b) 602 (c) 622 (d) 612
13. 13.A train has 591 passengers. At a station, 355 passengers get off. How many are still on the train? (a) 246 (b) 236 (c) 946 (d) 226
14. 14.After giving away 59 marbles, a boy has 32 marbles left. How many marbles did he have at first? (a) 81 (b) 101 (c) 91 (d) 92
15. 15.After giving away 92 marbles, a boy has 295 marbles left. How many marbles did he have at first? (a) 377 (b) 203 (c) 397 (d) 387
16. 16.A farmer picks 597 mangoes on Monday and 176 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 411 (b) 431 (c) 421 (d) 773
17. 17.After giving away 169 marbles, a boy has 260 marbles left. How many marbles did he have at first? (a) 91 (b) 419 (c) 439 (d) 429
18. 18.A library has 175 books. It buys 319 more. How many books does it have now? (a) 594 (b) 504 (c) 494 (d) 484
19. 19.After giving away 197 marbles, a boy has 144 marbles left. How many marbles did he have at first? (a) 342 (b) 351 (c) 331 (d) 341
20. 20.A library has 226 books. It buys 198 more. How many books does it have now? (a) 28 (b) 414 (c) 424 (d) 434
21. 21.A train has 619 passengers. At a station, 112 passengers get off. How many are still on the train? (a) 507 (b) 517 (c) 497 (d) 731
22. 22.A library has 299 books. It buys 276 more. How many books does it have now? (a) 23 (b) 585 (c) 565 (d) 575
23. 23.A farmer picks 486 mangoes on Monday and 244 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 730 (b) 242 (c) 232 (d) 252
24. 24.A school has 129 boys and 136 girls. 148 children go on a trip. How many children stay at school? (a) 413 (b) 107 (c) 117 (d) 265
25. 25.A school has 202 boys and 255 girls. 51 children go on a trip. How many children stay at school? (a) 508 (b) 457 (c) 406 (d) 396
26. 26.A train has 528 passengers. At a station, 348 passengers get off. How many are still on the train? (a) 170 (b) 180 (c) 190 (d) 876
27. 27.After giving away 164 marbles, a boy has 138 marbles left. How many marbles did he have at first? (a) 292 (b) 303 (c) 302 (d) 312
28. 28.A library has 192 books. It buys 80 more. How many books does it have now? (a) 112 (b) 262 (c) 272 (d) 282
29. 29.A farmer picks 551 mangoes on Monday and 244 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 795 (b) 307 (c) 297 (d) 317
30. 30.A school has 226 boys and 256 girls. 147 children go on a trip. How many children stay at school? (a) 629 (b) 325 (c) 482 (d) 335
31. 31.After giving away 88 marbles, a boy has 92 marbles left. How many marbles did he have at first? (a) 170 (b) 190 (c) 180 (d) 4
32. 32.A library has 446 books. It buys 278 more. How many books does it have now? (a) 724 (b) 714 (c) 734 (d) 168
33. 33.After giving away 64 marbles, a boy has 255 marbles left. How many marbles did he have at first? (a) 329 (b) 191 (c) 319 (d) 309
34. 34.A train has 569 passengers. At a station, 139 passengers get off. How many are still on the train? (a) 708 (b) 420 (c) 430 (d) 440
35. 35.A library has 288 books. It buys 177 more. How many books does it have now? (a) 465 (b) 111 (c) 455 (d) 475
36. 36.A school has 271 boys and 112 girls. 57 children go on a trip. How many children stay at school? (a) 383 (b) 316 (c) 440 (d) 326
37. 37.A farmer picks 527 mangoes on Monday and 371 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 156 (b) 898 (c) 146 (d) 166
38. 38.A train has 650 passengers. At a station, 355 passengers get off. How many are still on the train? (a) 285 (b) 295 (c) 1005 (d) 305
39. 39.A library has 234 books. It buys 269 more. How many books does it have now? (a) 503 (b) 493 (c) 603 (d) 513
40. 40.A train has 574 passengers. At a station, 448 passengers get off. How many are still on the train? (a) 1022 (b) 136 (c) 116 (d) 126

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