Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 720 · 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 farmer picks 401 mangoes on Monday and 238 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 639 (b) 153 (c) 163 (d) 173
2. 2.After giving away 62 marbles, a boy has 35 marbles left. How many marbles did he have at first? (a) 107 (b) 87 (c) 98 (d) 97
3. 3.A school has 218 boys and 242 girls. 94 children go on a trip. How many children stay at school? (a) 356 (b) 366 (c) 554 (d) 460
4. 4.A train has 473 passengers. At a station, 380 passengers get off. How many are still on the train? (a) 853 (b) 83 (c) 93 (d) 103
5. 5.A school has 147 boys and 236 girls. 93 children go on a trip. How many children stay at school? (a) 290 (b) 383 (c) 476 (d) 280
6. 6.After giving away 122 marbles, a boy has 238 marbles left. How many marbles did he have at first? (a) 116 (b) 360 (c) 370 (d) 350
7. 7.A school has 284 boys and 119 girls. 88 children go on a trip. How many children stay at school? (a) 403 (b) 305 (c) 315 (d) 491
8. 8.A library has 255 books. It buys 226 more. How many books does it have now? (a) 471 (b) 29 (c) 481 (d) 491
9. 9.After giving away 100 marbles, a boy has 43 marbles left. How many marbles did he have at first? (a) 153 (b) 133 (c) 143 (d) 144
10. 10.After giving away 69 marbles, a boy has 171 marbles left. How many marbles did he have at first? (a) 250 (b) 240 (c) 102 (d) 230
11. 11.After giving away 178 marbles, a boy has 75 marbles left. How many marbles did he have at first? (a) 243 (b) 253 (c) 254 (d) 263
12. 12.A school has 253 boys and 267 girls. 54 children go on a trip. How many children stay at school? (a) 456 (b) 574 (c) 520 (d) 466
13. 13.A train has 551 passengers. At a station, 185 passengers get off. How many are still on the train? (a) 366 (b) 376 (c) 736 (d) 356
14. 14.A train has 787 passengers. At a station, 203 passengers get off. How many are still on the train? (a) 990 (b) 584 (c) 574 (d) 594
15. 15.A library has 366 books. It buys 333 more. How many books does it have now? (a) 699 (b) 709 (c) 33 (d) 689
16. 16.After giving away 37 marbles, a boy has 285 marbles left. How many marbles did he have at first? (a) 312 (b) 332 (c) 322 (d) 248
17. 17.A library has 167 books. It buys 218 more. How many books does it have now? (a) 485 (b) 395 (c) 385 (d) 375
18. 18.A library has 421 books. It buys 92 more. How many books does it have now? (a) 523 (b) 329 (c) 513 (d) 503
19. 19.After giving away 55 marbles, a boy has 158 marbles left. How many marbles did he have at first? (a) 223 (b) 103 (c) 213 (d) 203
20. 20.A library has 150 books. It buys 284 more. How many books does it have now? (a) 444 (b) 424 (c) 534 (d) 434
21. 21.A train has 464 passengers. At a station, 395 passengers get off. How many are still on the train? (a) 59 (b) 859 (c) 69 (d) 79
22. 22.A train has 783 passengers. At a station, 576 passengers get off. How many are still on the train? (a) 207 (b) 1359 (c) 197 (d) 217
23. 23.A farmer picks 521 mangoes on Monday and 240 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 761 (b) 291 (c) 271 (d) 281
24. 24.A train has 790 passengers. At a station, 521 passengers get off. How many are still on the train? (a) 279 (b) 269 (c) 1311 (d) 259
25. 25.A school has 133 boys and 164 girls. 72 children go on a trip. How many children stay at school? (a) 215 (b) 369 (c) 225 (d) 297
26. 26.A library has 427 books. It buys 133 more. How many books does it have now? (a) 570 (b) 294 (c) 560 (d) 550
27. 27.A train has 628 passengers. At a station, 219 passengers get off. How many are still on the train? (a) 847 (b) 419 (c) 409 (d) 399
28. 28.A library has 197 books. It buys 276 more. How many books does it have now? (a) 473 (b) 573 (c) 463 (d) 483
29. 29.A school has 260 boys and 132 girls. 120 children go on a trip. How many children stay at school? (a) 392 (b) 272 (c) 512 (d) 262
30. 30.A library has 405 books. It buys 52 more. How many books does it have now? (a) 457 (b) 353 (c) 447 (d) 467
31. 31.A train has 468 passengers. At a station, 271 passengers get off. How many are still on the train? (a) 197 (b) 187 (c) 207 (d) 739
32. 32.A train has 377 passengers. At a station, 222 passengers get off. How many are still on the train? (a) 155 (b) 165 (c) 145 (d) 599
33. 33.A school has 229 boys and 217 girls. 68 children go on a trip. How many children stay at school? (a) 378 (b) 446 (c) 368 (d) 514
34. 34.A farmer picks 298 mangoes on Monday and 271 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 17 (b) 27 (c) 569 (d) 37
35. 35.A school has 252 boys and 300 girls. 102 children go on a trip. How many children stay at school? (a) 440 (b) 450 (c) 552 (d) 654
36. 36.A library has 356 books. It buys 84 more. How many books does it have now? (a) 430 (b) 272 (c) 450 (d) 440
37. 37.A train has 644 passengers. At a station, 471 passengers get off. How many are still on the train? (a) 163 (b) 183 (c) 1115 (d) 173
38. 38.A school has 188 boys and 285 girls. 54 children go on a trip. How many children stay at school? (a) 409 (b) 419 (c) 473 (d) 527
39. 39.After giving away 22 marbles, a boy has 106 marbles left. How many marbles did he have at first? (a) 84 (b) 128 (c) 138 (d) 118
40. 40.After giving away 172 marbles, a boy has 93 marbles left. How many marbles did he have at first? (a) 255 (b) 275 (c) 266 (d) 265

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