Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 787 · 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 113 boys and 167 girls. 139 children go on a trip. How many children stay at school? (a) 419 (b) 280 (c) 141 (d) 131
2. 2.A library has 315 books. It buys 52 more. How many books does it have now? (a) 357 (b) 263 (c) 367 (d) 377
3. 3.A school has 189 boys and 225 girls. 83 children go on a trip. How many children stay at school? (a) 321 (b) 331 (c) 497 (d) 414
4. 4.A library has 418 books. It buys 305 more. How many books does it have now? (a) 723 (b) 733 (c) 113 (d) 713
5. 5.A farmer picks 285 mangoes on Monday and 209 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 66 (b) 86 (c) 494 (d) 76
6. 6.After giving away 43 marbles, a boy has 73 marbles left. How many marbles did he have at first? (a) 30 (b) 116 (c) 126 (d) 106
7. 7.A school has 212 boys and 145 girls. 85 children go on a trip. How many children stay at school? (a) 357 (b) 272 (c) 442 (d) 262
8. 8.A library has 455 books. It buys 283 more. How many books does it have now? (a) 172 (b) 728 (c) 738 (d) 748
9. 9.A school has 276 boys and 142 girls. 64 children go on a trip. How many children stay at school? (a) 482 (b) 344 (c) 354 (d) 418
10. 10.A farmer picks 439 mangoes on Monday and 361 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 800 (b) 68 (c) 88 (d) 78
11. 11.A farmer picks 267 mangoes on Monday and 143 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 114 (b) 134 (c) 410 (d) 124
12. 12.A farmer picks 517 mangoes on Monday and 272 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 789 (b) 235 (c) 245 (d) 255
13. 13.A library has 477 books. It buys 298 more. How many books does it have now? (a) 765 (b) 179 (c) 785 (d) 775
14. 14.A school has 292 boys and 210 girls. 122 children go on a trip. How many children stay at school? (a) 380 (b) 502 (c) 370 (d) 624
15. 15.A library has 132 books. It buys 301 more. How many books does it have now? (a) 433 (b) 533 (c) 443 (d) 423
16. 16.A library has 381 books. It buys 153 more. How many books does it have now? (a) 534 (b) 228 (c) 524 (d) 544
17. 17.A library has 125 books. It buys 312 more. How many books does it have now? (a) 437 (b) 447 (c) 427 (d) 537
18. 18.A school has 267 boys and 108 girls. 83 children go on a trip. How many children stay at school? (a) 292 (b) 375 (c) 282 (d) 458
19. 19.A school has 156 boys and 196 girls. 66 children go on a trip. How many children stay at school? (a) 418 (b) 352 (c) 276 (d) 286
20. 20.A school has 120 boys and 174 girls. 80 children go on a trip. How many children stay at school? (a) 374 (b) 204 (c) 294 (d) 214
21. 21.A library has 134 books. It buys 94 more. How many books does it have now? (a) 228 (b) 238 (c) 40 (d) 218
22. 22.A farmer picks 483 mangoes on Monday and 435 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 38 (b) 918 (c) 48 (d) 58
23. 23.A school has 131 boys and 117 girls. 89 children go on a trip. How many children stay at school? (a) 337 (b) 248 (c) 159 (d) 149
24. 24.A library has 450 books. It buys 342 more. How many books does it have now? (a) 782 (b) 802 (c) 792 (d) 108
25. 25.After giving away 71 marbles, a boy has 156 marbles left. How many marbles did he have at first? (a) 237 (b) 85 (c) 227 (d) 217
26. 26.A school has 209 boys and 132 girls. 143 children go on a trip. How many children stay at school? (a) 188 (b) 341 (c) 198 (d) 484
27. 27.A school has 270 boys and 282 girls. 134 children go on a trip. How many children stay at school? (a) 408 (b) 686 (c) 552 (d) 418
28. 28.A library has 394 books. It buys 63 more. How many books does it have now? (a) 447 (b) 457 (c) 331 (d) 467
29. 29.After giving away 87 marbles, a boy has 50 marbles left. How many marbles did he have at first? (a) 127 (b) 137 (c) 147 (d) 138
30. 30.A train has 741 passengers. At a station, 673 passengers get off. How many are still on the train? (a) 58 (b) 78 (c) 68 (d) 1414
31. 31.A train has 616 passengers. At a station, 515 passengers get off. How many are still on the train? (a) 111 (b) 1131 (c) 91 (d) 101
32. 32.A farmer picks 283 mangoes on Monday and 104 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 189 (b) 179 (c) 387 (d) 169
33. 33.After giving away 25 marbles, a boy has 108 marbles left. How many marbles did he have at first? (a) 123 (b) 133 (c) 83 (d) 143
34. 34.A farmer picks 526 mangoes on Monday and 265 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 271 (b) 251 (c) 791 (d) 261
35. 35.After giving away 195 marbles, a boy has 185 marbles left. How many marbles did he have at first? (a) 390 (b) 370 (c) 381 (d) 380
36. 36.A farmer picks 239 mangoes on Monday and 114 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 135 (b) 115 (c) 353 (d) 125
37. 37.A library has 157 books. It buys 147 more. How many books does it have now? (a) 314 (b) 294 (c) 304 (d) 10
38. 38.A train has 345 passengers. At a station, 180 passengers get off. How many are still on the train? (a) 525 (b) 175 (c) 165 (d) 155
39. 39.After giving away 106 marbles, a boy has 281 marbles left. How many marbles did he have at first? (a) 175 (b) 397 (c) 377 (d) 387
40. 40.A farmer picks 493 mangoes on Monday and 176 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 669 (b) 317 (c) 307 (d) 327

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