Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 671 · 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 45 marbles, a boy has 191 marbles left. How many marbles did he have at first? (a) 236 (b) 146 (c) 226 (d) 246
2. 2.After giving away 39 marbles, a boy has 85 marbles left. How many marbles did he have at first? (a) 114 (b) 46 (c) 134 (d) 124
3. 3.After giving away 107 marbles, a boy has 116 marbles left. How many marbles did he have at first? (a) 233 (b) 9 (c) 223 (d) 213
4. 4.After giving away 51 marbles, a boy has 49 marbles left. How many marbles did he have at first? (a) 90 (b) 110 (c) 100 (d) 101
5. 5.A library has 250 books. It buys 317 more. How many books does it have now? (a) 567 (b) 577 (c) 557 (d) 667
6. 6.After giving away 184 marbles, a boy has 230 marbles left. How many marbles did he have at first? (a) 414 (b) 404 (c) 46 (d) 424
7. 7.A library has 136 books. It buys 211 more. How many books does it have now? (a) 347 (b) 357 (c) 337 (d) 447
8. 8.After giving away 21 marbles, a boy has 96 marbles left. How many marbles did he have at first? (a) 75 (b) 127 (c) 117 (d) 107
9. 9.After giving away 69 marbles, a boy has 58 marbles left. How many marbles did he have at first? (a) 137 (b) 128 (c) 117 (d) 127
10. 10.A farmer picks 266 mangoes on Monday and 243 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 23 (b) 33 (c) 509 (d) 13
11. 11.A school has 131 boys and 159 girls. 57 children go on a trip. How many children stay at school? (a) 347 (b) 223 (c) 233 (d) 290
12. 12.A library has 391 books. It buys 98 more. How many books does it have now? (a) 293 (b) 479 (c) 499 (d) 489
13. 13.A train has 769 passengers. At a station, 333 passengers get off. How many are still on the train? (a) 446 (b) 1102 (c) 426 (d) 436
14. 14.A train has 336 passengers. At a station, 186 passengers get off. How many are still on the train? (a) 522 (b) 160 (c) 140 (d) 150
15. 15.A library has 141 books. It buys 89 more. How many books does it have now? (a) 220 (b) 52 (c) 240 (d) 230
16. 16.A library has 276 books. It buys 86 more. How many books does it have now? (a) 362 (b) 372 (c) 352 (d) 190
17. 17.A farmer picks 480 mangoes on Monday and 132 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 358 (b) 348 (c) 612 (d) 338
18. 18.A library has 307 books. It buys 279 more. How many books does it have now? (a) 586 (b) 28 (c) 596 (d) 576
19. 19.A train has 335 passengers. At a station, 271 passengers get off. How many are still on the train? (a) 74 (b) 54 (c) 606 (d) 64
20. 20.A train has 439 passengers. At a station, 335 passengers get off. How many are still on the train? (a) 114 (b) 94 (c) 774 (d) 104
21. 21.A train has 307 passengers. At a station, 179 passengers get off. How many are still on the train? (a) 486 (b) 138 (c) 118 (d) 128
22. 22.A farmer picks 349 mangoes on Monday and 312 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 661 (b) 27 (c) 37 (d) 47
23. 23.After giving away 140 marbles, a boy has 61 marbles left. How many marbles did he have at first? (a) 191 (b) 202 (c) 211 (d) 201
24. 24.A library has 213 books. It buys 103 more. How many books does it have now? (a) 110 (b) 306 (c) 326 (d) 316
25. 25.A train has 551 passengers. At a station, 315 passengers get off. How many are still on the train? (a) 866 (b) 226 (c) 236 (d) 246
26. 26.After giving away 108 marbles, a boy has 138 marbles left. How many marbles did he have at first? (a) 30 (b) 256 (c) 236 (d) 246
27. 27.A farmer picks 593 mangoes on Monday and 270 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 323 (b) 333 (c) 313 (d) 863
28. 28.A train has 595 passengers. At a station, 400 passengers get off. How many are still on the train? (a) 185 (b) 205 (c) 195 (d) 995
29. 29.A library has 302 books. It buys 97 more. How many books does it have now? (a) 389 (b) 399 (c) 205 (d) 409
30. 30.A library has 137 books. It buys 136 more. How many books does it have now? (a) 1 (b) 263 (c) 273 (d) 283
31. 31.A school has 200 boys and 249 girls. 77 children go on a trip. How many children stay at school? (a) 372 (b) 362 (c) 449 (d) 526
32. 32.After giving away 55 marbles, a boy has 21 marbles left. How many marbles did he have at first? (a) 86 (b) 77 (c) 76 (d) 66
33. 33.A school has 182 boys and 178 girls. 50 children go on a trip. How many children stay at school? (a) 360 (b) 410 (c) 310 (d) 300
34. 34.A library has 186 books. It buys 231 more. How many books does it have now? (a) 427 (b) 517 (c) 407 (d) 417
35. 35.A school has 157 boys and 244 girls. 71 children go on a trip. How many children stay at school? (a) 472 (b) 330 (c) 320 (d) 401
36. 36.A school has 105 boys and 118 girls. 63 children go on a trip. How many children stay at school? (a) 223 (b) 286 (c) 150 (d) 160
37. 37.A school has 231 boys and 237 girls. 79 children go on a trip. How many children stay at school? (a) 379 (b) 468 (c) 547 (d) 389
38. 38.After giving away 185 marbles, a boy has 29 marbles left. How many marbles did he have at first? (a) 224 (b) 214 (c) 204 (d) 215
39. 39.A farmer picks 456 mangoes on Monday and 275 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 171 (b) 731 (c) 181 (d) 191
40. 40.A train has 670 passengers. At a station, 272 passengers get off. How many are still on the train? (a) 388 (b) 942 (c) 408 (d) 398

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