Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 893 · 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.After giving away 70 marbles, a boy has 24 marbles left. How many marbles did he have at first? (a) 95 (b) 104 (c) 94 (d) 84
2. 2.After giving away 90 marbles, a boy has 43 marbles left. How many marbles did he have at first? (a) 133 (b) 143 (c) 123 (d) 134
3. 3.A library has 197 books. It buys 343 more. How many books does it have now? (a) 530 (b) 640 (c) 550 (d) 540
4. 4.A school has 135 boys and 144 girls. 103 children go on a trip. How many children stay at school? (a) 279 (b) 176 (c) 166 (d) 382
5. 5.A train has 551 passengers. At a station, 161 passengers get off. How many are still on the train? (a) 390 (b) 380 (c) 712 (d) 400
6. 6.A farmer picks 558 mangoes on Monday and 521 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 1079 (b) 27 (c) 37 (d) 47
7. 7.A school has 174 boys and 207 girls. 89 children go on a trip. How many children stay at school? (a) 381 (b) 292 (c) 470 (d) 282
8. 8.A library has 395 books. It buys 259 more. How many books does it have now? (a) 644 (b) 664 (c) 136 (d) 654
9. 9.A library has 425 books. It buys 207 more. How many books does it have now? (a) 622 (b) 218 (c) 642 (d) 632
10. 10.A library has 234 books. It buys 269 more. How many books does it have now? (a) 513 (b) 603 (c) 503 (d) 493
11. 11.After giving away 167 marbles, a boy has 227 marbles left. How many marbles did he have at first? (a) 394 (b) 60 (c) 404 (d) 384
12. 12.After giving away 131 marbles, a boy has 25 marbles left. How many marbles did he have at first? (a) 146 (b) 157 (c) 156 (d) 166
13. 13.A school has 194 boys and 210 girls. 132 children go on a trip. How many children stay at school? (a) 272 (b) 536 (c) 262 (d) 404
14. 14.A train has 721 passengers. At a station, 398 passengers get off. How many are still on the train? (a) 313 (b) 333 (c) 323 (d) 1119
15. 15.After giving away 199 marbles, a boy has 267 marbles left. How many marbles did he have at first? (a) 476 (b) 456 (c) 466 (d) 68
16. 16.A library has 239 books. It buys 311 more. How many books does it have now? (a) 540 (b) 550 (c) 560 (d) 650
17. 17.A school has 284 boys and 194 girls. 112 children go on a trip. How many children stay at school? (a) 356 (b) 590 (c) 366 (d) 478
18. 18.A library has 208 books. It buys 133 more. How many books does it have now? (a) 331 (b) 351 (c) 341 (d) 75
19. 19.After giving away 61 marbles, a boy has 281 marbles left. How many marbles did he have at first? (a) 352 (b) 332 (c) 220 (d) 342
20. 20.After giving away 135 marbles, a boy has 22 marbles left. How many marbles did he have at first? (a) 158 (b) 157 (c) 147 (d) 167
21. 21.After giving away 81 marbles, a boy has 242 marbles left. How many marbles did he have at first? (a) 313 (b) 323 (c) 161 (d) 333
22. 22.A train has 349 passengers. At a station, 185 passengers get off. How many are still on the train? (a) 174 (b) 154 (c) 164 (d) 534
23. 23.A library has 363 books. It buys 349 more. How many books does it have now? (a) 14 (b) 702 (c) 722 (d) 712
24. 24.After giving away 26 marbles, a boy has 296 marbles left. How many marbles did he have at first? (a) 312 (b) 332 (c) 322 (d) 270
25. 25.A school has 148 boys and 185 girls. 135 children go on a trip. How many children stay at school? (a) 198 (b) 333 (c) 188 (d) 468
26. 26.A train has 713 passengers. At a station, 477 passengers get off. How many are still on the train? (a) 246 (b) 1190 (c) 236 (d) 226
27. 27.A farmer picks 257 mangoes on Monday and 145 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 122 (b) 402 (c) 112 (d) 102
28. 28.A farmer picks 249 mangoes on Monday and 166 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 93 (b) 415 (c) 73 (d) 83
29. 29.A farmer picks 498 mangoes on Monday and 145 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 643 (b) 343 (c) 363 (d) 353
30. 30.A school has 217 boys and 298 girls. 72 children go on a trip. How many children stay at school? (a) 443 (b) 515 (c) 587 (d) 433
31. 31.A train has 777 passengers. At a station, 589 passengers get off. How many are still on the train? (a) 198 (b) 178 (c) 1366 (d) 188
32. 32.A library has 291 books. It buys 232 more. How many books does it have now? (a) 533 (b) 523 (c) 513 (d) 59
33. 33.A library has 342 books. It buys 345 more. How many books does it have now? (a) 697 (b) 787 (c) 677 (d) 687
34. 34.A library has 383 books. It buys 242 more. How many books does it have now? (a) 615 (b) 625 (c) 141 (d) 635
35. 35.A school has 139 boys and 137 girls. 124 children go on a trip. How many children stay at school? (a) 400 (b) 142 (c) 152 (d) 276
36. 36.A school has 261 boys and 105 girls. 141 children go on a trip. How many children stay at school? (a) 366 (b) 215 (c) 225 (d) 507
37. 37.After giving away 29 marbles, a boy has 258 marbles left. How many marbles did he have at first? (a) 297 (b) 277 (c) 287 (d) 229
38. 38.After giving away 135 marbles, a boy has 154 marbles left. How many marbles did he have at first? (a) 299 (b) 289 (c) 19 (d) 279
39. 39.A school has 266 boys and 159 girls. 59 children go on a trip. How many children stay at school? (a) 356 (b) 484 (c) 366 (d) 425
40. 40.A train has 457 passengers. At a station, 134 passengers get off. How many are still on the train? (a) 323 (b) 591 (c) 313 (d) 333

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