Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 570 · 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 191 marbles, a boy has 129 marbles left. How many marbles did he have at first? (a) 320 (b) 321 (c) 330 (d) 310
2. 2.A school has 296 boys and 211 girls. 51 children go on a trip. How many children stay at school? (a) 507 (b) 558 (c) 456 (d) 446
3. 3.A library has 221 books. It buys 66 more. How many books does it have now? (a) 277 (b) 155 (c) 287 (d) 297
4. 4.A library has 369 books. It buys 348 more. How many books does it have now? (a) 707 (b) 21 (c) 717 (d) 727
5. 5.A library has 240 books. It buys 69 more. How many books does it have now? (a) 171 (b) 299 (c) 319 (d) 309
6. 6.A school has 135 boys and 294 girls. 124 children go on a trip. How many children stay at school? (a) 553 (b) 429 (c) 295 (d) 305
7. 7.A train has 644 passengers. At a station, 445 passengers get off. How many are still on the train? (a) 189 (b) 199 (c) 209 (d) 1089
8. 8.A library has 292 books. It buys 255 more. How many books does it have now? (a) 557 (b) 537 (c) 37 (d) 547
9. 9.A train has 732 passengers. At a station, 461 passengers get off. How many are still on the train? (a) 1193 (b) 281 (c) 261 (d) 271
10. 10.After giving away 194 marbles, a boy has 294 marbles left. How many marbles did he have at first? (a) 498 (b) 488 (c) 478 (d) 100
11. 11.After giving away 21 marbles, a boy has 196 marbles left. How many marbles did he have at first? (a) 227 (b) 207 (c) 175 (d) 217
12. 12.After giving away 99 marbles, a boy has 224 marbles left. How many marbles did he have at first? (a) 313 (b) 333 (c) 323 (d) 125
13. 13.After giving away 101 marbles, a boy has 296 marbles left. How many marbles did he have at first? (a) 397 (b) 407 (c) 195 (d) 387
14. 14.A farmer picks 513 mangoes on Monday and 314 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 189 (b) 827 (c) 199 (d) 209
15. 15.A farmer picks 369 mangoes on Monday and 224 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 135 (b) 593 (c) 155 (d) 145
16. 16.A farmer picks 461 mangoes on Monday and 142 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 603 (b) 329 (c) 319 (d) 309
17. 17.A train has 402 passengers. At a station, 119 passengers get off. How many are still on the train? (a) 293 (b) 273 (c) 521 (d) 283
18. 18.A farmer picks 228 mangoes on Monday and 102 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 126 (b) 330 (c) 116 (d) 136
19. 19.A school has 223 boys and 111 girls. 121 children go on a trip. How many children stay at school? (a) 334 (b) 455 (c) 213 (d) 203
20. 20.A library has 186 books. It buys 304 more. How many books does it have now? (a) 490 (b) 500 (c) 480 (d) 590
21. 21.A library has 412 books. It buys 195 more. How many books does it have now? (a) 217 (b) 607 (c) 617 (d) 597
22. 22.A train has 735 passengers. At a station, 175 passengers get off. How many are still on the train? (a) 560 (b) 570 (c) 910 (d) 550
23. 23.After giving away 157 marbles, a boy has 260 marbles left. How many marbles did he have at first? (a) 417 (b) 103 (c) 427 (d) 407
24. 24.After giving away 145 marbles, a boy has 87 marbles left. How many marbles did he have at first? (a) 233 (b) 232 (c) 222 (d) 242
25. 25.A library has 252 books. It buys 84 more. How many books does it have now? (a) 326 (b) 346 (c) 168 (d) 336
26. 26.After giving away 34 marbles, a boy has 37 marbles left. How many marbles did he have at first? (a) 71 (b) 3 (c) 81 (d) 61
27. 27.After giving away 92 marbles, a boy has 134 marbles left. How many marbles did he have at first? (a) 216 (b) 236 (c) 42 (d) 226
28. 28.After giving away 94 marbles, a boy has 47 marbles left. How many marbles did he have at first? (a) 151 (b) 142 (c) 141 (d) 131
29. 29.After giving away 115 marbles, a boy has 168 marbles left. How many marbles did he have at first? (a) 283 (b) 53 (c) 293 (d) 273
30. 30.A train has 701 passengers. At a station, 142 passengers get off. How many are still on the train? (a) 569 (b) 843 (c) 549 (d) 559
31. 31.A school has 280 boys and 113 girls. 50 children go on a trip. How many children stay at school? (a) 333 (b) 343 (c) 443 (d) 393
32. 32.A library has 246 books. It buys 184 more. How many books does it have now? (a) 440 (b) 420 (c) 62 (d) 430
33. 33.A train has 350 passengers. At a station, 161 passengers get off. How many are still on the train? (a) 189 (b) 511 (c) 179 (d) 199
34. 34.A school has 225 boys and 245 girls. 117 children go on a trip. How many children stay at school? (a) 587 (b) 353 (c) 470 (d) 343
35. 35.After giving away 95 marbles, a boy has 270 marbles left. How many marbles did he have at first? (a) 175 (b) 355 (c) 365 (d) 375
36. 36.A train has 597 passengers. At a station, 350 passengers get off. How many are still on the train? (a) 947 (b) 257 (c) 247 (d) 237
37. 37.A train has 695 passengers. At a station, 135 passengers get off. How many are still on the train? (a) 570 (b) 560 (c) 550 (d) 830
38. 38.After giving away 164 marbles, a boy has 87 marbles left. How many marbles did he have at first? (a) 252 (b) 261 (c) 251 (d) 241
39. 39.A library has 167 books. It buys 309 more. How many books does it have now? (a) 486 (b) 576 (c) 476 (d) 466
40. 40.A library has 333 books. It buys 348 more. How many books does it have now? (a) 691 (b) 671 (c) 781 (d) 681

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