Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 900 · 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 246 boys and 112 girls. 81 children go on a trip. How many children stay at school? (a) 358 (b) 267 (c) 277 (d) 439
2. 2.After giving away 142 marbles, a boy has 179 marbles left. How many marbles did he have at first? (a) 331 (b) 321 (c) 311 (d) 37
3. 3.A farmer picks 346 mangoes on Monday and 295 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 641 (b) 51 (c) 61 (d) 41
4. 4.After giving away 54 marbles, a boy has 219 marbles left. How many marbles did he have at first? (a) 263 (b) 165 (c) 273 (d) 283
5. 5.A library has 449 books. It buys 122 more. How many books does it have now? (a) 561 (b) 571 (c) 581 (d) 327
6. 6.A farmer picks 504 mangoes on Monday and 125 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 389 (b) 369 (c) 379 (d) 629
7. 7.A farmer picks 291 mangoes on Monday and 148 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 133 (b) 143 (c) 439 (d) 153
8. 8.A library has 221 books. It buys 65 more. How many books does it have now? (a) 156 (b) 286 (c) 296 (d) 276
9. 9.A train has 522 passengers. At a station, 114 passengers get off. How many are still on the train? (a) 408 (b) 636 (c) 418 (d) 398
10. 10.A school has 170 boys and 212 girls. 109 children go on a trip. How many children stay at school? (a) 273 (b) 491 (c) 263 (d) 382
11. 11.After giving away 49 marbles, a boy has 58 marbles left. How many marbles did he have at first? (a) 107 (b) 9 (c) 97 (d) 117
12. 12.A library has 447 books. It buys 167 more. How many books does it have now? (a) 624 (b) 614 (c) 604 (d) 280
13. 13.A farmer picks 495 mangoes on Monday and 413 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 82 (b) 92 (c) 908 (d) 72
14. 14.A train has 747 passengers. At a station, 670 passengers get off. How many are still on the train? (a) 1417 (b) 67 (c) 77 (d) 87
15. 15.After giving away 92 marbles, a boy has 40 marbles left. How many marbles did he have at first? (a) 122 (b) 142 (c) 133 (d) 132
16. 16.A school has 253 boys and 121 girls. 56 children go on a trip. How many children stay at school? (a) 430 (b) 318 (c) 374 (d) 308
17. 17.A train has 797 passengers. At a station, 175 passengers get off. How many are still on the train? (a) 972 (b) 632 (c) 622 (d) 612
18. 18.A library has 170 books. It buys 296 more. How many books does it have now? (a) 466 (b) 566 (c) 456 (d) 476
19. 19.A library has 378 books. It buys 201 more. How many books does it have now? (a) 177 (b) 589 (c) 569 (d) 579
20. 20.A school has 286 boys and 138 girls. 109 children go on a trip. How many children stay at school? (a) 533 (b) 315 (c) 305 (d) 424
21. 21.A train has 354 passengers. At a station, 151 passengers get off. How many are still on the train? (a) 203 (b) 193 (c) 505 (d) 213
22. 22.After giving away 48 marbles, a boy has 51 marbles left. How many marbles did he have at first? (a) 89 (b) 3 (c) 109 (d) 99
23. 23.A library has 388 books. It buys 230 more. How many books does it have now? (a) 618 (b) 628 (c) 158 (d) 608
24. 24.After giving away 73 marbles, a boy has 107 marbles left. How many marbles did he have at first? (a) 34 (b) 170 (c) 190 (d) 180
25. 25.A school has 125 boys and 136 girls. 66 children go on a trip. How many children stay at school? (a) 261 (b) 185 (c) 195 (d) 327
26. 26.A train has 398 passengers. At a station, 309 passengers get off. How many are still on the train? (a) 79 (b) 99 (c) 707 (d) 89
27. 27.A library has 133 books. It buys 180 more. How many books does it have now? (a) 303 (b) 323 (c) 313 (d) 413
28. 28.After giving away 46 marbles, a boy has 25 marbles left. How many marbles did he have at first? (a) 61 (b) 81 (c) 72 (d) 71
29. 29.A school has 274 boys and 195 girls. 98 children go on a trip. How many children stay at school? (a) 469 (b) 361 (c) 567 (d) 371
30. 30.After giving away 119 marbles, a boy has 44 marbles left. How many marbles did he have at first? (a) 163 (b) 153 (c) 173 (d) 164
31. 31.A library has 369 books. It buys 188 more. How many books does it have now? (a) 567 (b) 557 (c) 181 (d) 547
32. 32.After giving away 93 marbles, a boy has 23 marbles left. How many marbles did he have at first? (a) 106 (b) 117 (c) 126 (d) 116
33. 33.A library has 184 books. It buys 231 more. How many books does it have now? (a) 415 (b) 515 (c) 405 (d) 425
34. 34.A school has 242 boys and 146 girls. 84 children go on a trip. How many children stay at school? (a) 388 (b) 472 (c) 294 (d) 304
35. 35.A farmer picks 418 mangoes on Monday and 155 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 263 (b) 573 (c) 273 (d) 253
36. 36.A farmer picks 248 mangoes on Monday and 105 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 353 (b) 143 (c) 133 (d) 153
37. 37.A train has 658 passengers. At a station, 455 passengers get off. How many are still on the train? (a) 1113 (b) 193 (c) 203 (d) 213
38. 38.A farmer picks 566 mangoes on Monday and 464 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 112 (b) 92 (c) 102 (d) 1030
39. 39.After giving away 20 marbles, a boy has 249 marbles left. How many marbles did he have at first? (a) 279 (b) 269 (c) 229 (d) 259
40. 40.A library has 370 books. It buys 120 more. How many books does it have now? (a) 250 (b) 490 (c) 480 (d) 500

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