Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 564 · 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 35 marbles, a boy has 270 marbles left. How many marbles did he have at first? (a) 235 (b) 315 (c) 305 (d) 295
2. 2.After giving away 22 marbles, a boy has 144 marbles left. How many marbles did he have at first? (a) 176 (b) 122 (c) 166 (d) 156
3. 3.A library has 238 books. It buys 137 more. How many books does it have now? (a) 385 (b) 365 (c) 375 (d) 101
4. 4.A library has 323 books. It buys 301 more. How many books does it have now? (a) 22 (b) 634 (c) 624 (d) 614
5. 5.A school has 153 boys and 198 girls. 109 children go on a trip. How many children stay at school? (a) 460 (b) 232 (c) 351 (d) 242
6. 6.A train has 736 passengers. At a station, 109 passengers get off. How many are still on the train? (a) 627 (b) 637 (c) 845 (d) 617
7. 7.A library has 306 books. It buys 111 more. How many books does it have now? (a) 427 (b) 407 (c) 195 (d) 417
8. 8.After giving away 107 marbles, a boy has 173 marbles left. How many marbles did he have at first? (a) 290 (b) 280 (c) 66 (d) 270
9. 9.A library has 142 books. It buys 105 more. How many books does it have now? (a) 37 (b) 257 (c) 247 (d) 237
10. 10.A school has 112 boys and 168 girls. 133 children go on a trip. How many children stay at school? (a) 147 (b) 137 (c) 413 (d) 280
11. 11.A train has 765 passengers. At a station, 237 passengers get off. How many are still on the train? (a) 518 (b) 538 (c) 528 (d) 1002
12. 12.A farmer picks 433 mangoes on Monday and 153 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 280 (b) 290 (c) 270 (d) 586
13. 13.A train has 711 passengers. At a station, 599 passengers get off. How many are still on the train? (a) 102 (b) 112 (c) 1310 (d) 122
14. 14.After giving away 99 marbles, a boy has 284 marbles left. How many marbles did he have at first? (a) 393 (b) 373 (c) 383 (d) 185
15. 15.A train has 609 passengers. At a station, 312 passengers get off. How many are still on the train? (a) 297 (b) 287 (c) 307 (d) 921
16. 16.A school has 119 boys and 282 girls. 64 children go on a trip. How many children stay at school? (a) 465 (b) 337 (c) 327 (d) 401
17. 17.A train has 647 passengers. At a station, 115 passengers get off. How many are still on the train? (a) 542 (b) 762 (c) 522 (d) 532
18. 18.After giving away 154 marbles, a boy has 211 marbles left. How many marbles did he have at first? (a) 375 (b) 365 (c) 355 (d) 57
19. 19.After giving away 130 marbles, a boy has 295 marbles left. How many marbles did he have at first? (a) 165 (b) 415 (c) 425 (d) 435
20. 20.A school has 240 boys and 206 girls. 93 children go on a trip. How many children stay at school? (a) 353 (b) 539 (c) 343 (d) 446
21. 21.A school has 154 boys and 154 girls. 137 children go on a trip. How many children stay at school? (a) 171 (b) 161 (c) 445 (d) 308
22. 22.A library has 420 books. It buys 65 more. How many books does it have now? (a) 355 (b) 495 (c) 485 (d) 475
23. 23.A train has 521 passengers. At a station, 244 passengers get off. How many are still on the train? (a) 765 (b) 287 (c) 277 (d) 267
24. 24.A library has 149 books. It buys 283 more. How many books does it have now? (a) 442 (b) 432 (c) 422 (d) 532
25. 25.A farmer picks 223 mangoes on Monday and 123 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 346 (b) 90 (c) 110 (d) 100
26. 26.A library has 271 books. It buys 314 more. How many books does it have now? (a) 685 (b) 585 (c) 595 (d) 575
27. 27.A school has 200 boys and 218 girls. 117 children go on a trip. How many children stay at school? (a) 291 (b) 418 (c) 535 (d) 301
28. 28.A train has 376 passengers. At a station, 276 passengers get off. How many are still on the train? (a) 110 (b) 652 (c) 100 (d) 90
29. 29.A library has 190 books. It buys 341 more. How many books does it have now? (a) 521 (b) 541 (c) 631 (d) 531
30. 30.A farmer picks 255 mangoes on Monday and 169 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 86 (b) 76 (c) 96 (d) 424
31. 31.After giving away 71 marbles, a boy has 239 marbles left. How many marbles did he have at first? (a) 310 (b) 320 (c) 300 (d) 168
32. 32.After giving away 121 marbles, a boy has 129 marbles left. How many marbles did he have at first? (a) 8 (b) 250 (c) 260 (d) 240
33. 33.A train has 443 passengers. At a station, 365 passengers get off. How many are still on the train? (a) 68 (b) 88 (c) 808 (d) 78
34. 34.After giving away 151 marbles, a boy has 255 marbles left. How many marbles did he have at first? (a) 104 (b) 396 (c) 416 (d) 406
35. 35.A school has 225 boys and 252 girls. 79 children go on a trip. How many children stay at school? (a) 388 (b) 398 (c) 477 (d) 556
36. 36.A farmer picks 256 mangoes on Monday and 203 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 459 (b) 43 (c) 63 (d) 53
37. 37.A library has 386 books. It buys 275 more. How many books does it have now? (a) 111 (b) 671 (c) 651 (d) 661
38. 38.A school has 280 boys and 141 girls. 60 children go on a trip. How many children stay at school? (a) 361 (b) 481 (c) 421 (d) 351
39. 39.A train has 438 passengers. At a station, 354 passengers get off. How many are still on the train? (a) 84 (b) 792 (c) 94 (d) 74
40. 40.A school has 278 boys and 286 girls. 54 children go on a trip. How many children stay at school? (a) 618 (b) 564 (c) 500 (d) 510

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