Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 89 · 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 144 boys and 186 girls. 85 children go on a trip. How many children stay at school? (a) 245 (b) 330 (c) 235 (d) 415
2. 2.A train has 304 passengers. At a station, 140 passengers get off. How many are still on the train? (a) 444 (b) 164 (c) 154 (d) 174
3. 3.After giving away 127 marbles, a boy has 170 marbles left. How many marbles did he have at first? (a) 43 (b) 307 (c) 287 (d) 297
4. 4.After giving away 165 marbles, a boy has 59 marbles left. How many marbles did he have at first? (a) 224 (b) 234 (c) 214 (d) 225
5. 5.After giving away 25 marbles, a boy has 253 marbles left. How many marbles did he have at first? (a) 268 (b) 228 (c) 288 (d) 278
6. 6.A library has 239 books. It buys 232 more. How many books does it have now? (a) 471 (b) 481 (c) 461 (d) 7
7. 7.A library has 323 books. It buys 53 more. How many books does it have now? (a) 366 (b) 386 (c) 270 (d) 376
8. 8.A library has 344 books. It buys 303 more. How many books does it have now? (a) 647 (b) 657 (c) 41 (d) 637
9. 9.A school has 124 boys and 104 girls. 109 children go on a trip. How many children stay at school? (a) 119 (b) 228 (c) 337 (d) 109
10. 10.After giving away 44 marbles, a boy has 106 marbles left. How many marbles did he have at first? (a) 62 (b) 160 (c) 140 (d) 150
11. 11.A library has 244 books. It buys 136 more. How many books does it have now? (a) 370 (b) 108 (c) 390 (d) 380
12. 12.A school has 255 boys and 194 girls. 61 children go on a trip. How many children stay at school? (a) 449 (b) 378 (c) 388 (d) 510
13. 13.A school has 188 boys and 101 girls. 146 children go on a trip. How many children stay at school? (a) 435 (b) 289 (c) 133 (d) 143
14. 14.After giving away 184 marbles, a boy has 68 marbles left. How many marbles did he have at first? (a) 253 (b) 262 (c) 242 (d) 252
15. 15.A train has 325 passengers. At a station, 197 passengers get off. How many are still on the train? (a) 118 (b) 128 (c) 522 (d) 138
16. 16.A library has 477 books. It buys 203 more. How many books does it have now? (a) 680 (b) 274 (c) 670 (d) 690
17. 17.A farmer picks 386 mangoes on Monday and 342 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 728 (b) 54 (c) 34 (d) 44
18. 18.A library has 123 books. It buys 292 more. How many books does it have now? (a) 515 (b) 425 (c) 405 (d) 415
19. 19.A school has 270 boys and 100 girls. 69 children go on a trip. How many children stay at school? (a) 291 (b) 370 (c) 301 (d) 439
20. 20.A library has 236 books. It buys 214 more. How many books does it have now? (a) 450 (b) 460 (c) 440 (d) 22
21. 21.A library has 410 books. It buys 205 more. How many books does it have now? (a) 605 (b) 625 (c) 205 (d) 615
22. 22.A library has 257 books. It buys 254 more. How many books does it have now? (a) 501 (b) 511 (c) 3 (d) 521
23. 23.A train has 431 passengers. At a station, 126 passengers get off. How many are still on the train? (a) 295 (b) 315 (c) 557 (d) 305
24. 24.A train has 380 passengers. At a station, 268 passengers get off. How many are still on the train? (a) 648 (b) 122 (c) 112 (d) 102
25. 25.A school has 121 boys and 111 girls. 56 children go on a trip. How many children stay at school? (a) 232 (b) 166 (c) 288 (d) 176
26. 26.A train has 618 passengers. At a station, 320 passengers get off. How many are still on the train? (a) 298 (b) 938 (c) 308 (d) 288
27. 27.A library has 294 books. It buys 201 more. How many books does it have now? (a) 505 (b) 485 (c) 93 (d) 495
28. 28.A train has 595 passengers. At a station, 396 passengers get off. How many are still on the train? (a) 199 (b) 209 (c) 991 (d) 189
29. 29.A train has 737 passengers. At a station, 273 passengers get off. How many are still on the train? (a) 454 (b) 464 (c) 474 (d) 1010
30. 30.A library has 309 books. It buys 149 more. How many books does it have now? (a) 458 (b) 160 (c) 468 (d) 448
31. 31.A library has 269 books. It buys 192 more. How many books does it have now? (a) 471 (b) 461 (c) 77 (d) 451
32. 32.After giving away 113 marbles, a boy has 152 marbles left. How many marbles did he have at first? (a) 275 (b) 39 (c) 255 (d) 265
33. 33.After giving away 24 marbles, a boy has 50 marbles left. How many marbles did he have at first? (a) 84 (b) 74 (c) 26 (d) 64
34. 34.After giving away 63 marbles, a boy has 134 marbles left. How many marbles did he have at first? (a) 71 (b) 187 (c) 197 (d) 207
35. 35.A train has 515 passengers. At a station, 463 passengers get off. How many are still on the train? (a) 62 (b) 42 (c) 978 (d) 52
36. 36.A library has 363 books. It buys 214 more. How many books does it have now? (a) 587 (b) 567 (c) 577 (d) 149
37. 37.A library has 421 books. It buys 195 more. How many books does it have now? (a) 226 (b) 626 (c) 616 (d) 606
38. 38.A farmer picks 252 mangoes on Monday and 229 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 33 (b) 13 (c) 23 (d) 481
39. 39.After giving away 47 marbles, a boy has 62 marbles left. How many marbles did he have at first? (a) 99 (b) 109 (c) 119 (d) 15
40. 40.A farmer picks 271 mangoes on Monday and 111 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 160 (b) 150 (c) 170 (d) 382

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