Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 270 · 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 264 boys and 144 girls. 143 children go on a trip. How many children stay at school? (a) 551 (b) 265 (c) 408 (d) 255
2. 2.A library has 318 books. It buys 330 more. How many books does it have now? (a) 658 (b) 748 (c) 638 (d) 648
3. 3.A library has 386 books. It buys 306 more. How many books does it have now? (a) 702 (b) 692 (c) 682 (d) 80
4. 4.After giving away 80 marbles, a boy has 179 marbles left. How many marbles did he have at first? (a) 99 (b) 249 (c) 259 (d) 269
5. 5.After giving away 162 marbles, a boy has 50 marbles left. How many marbles did he have at first? (a) 213 (b) 202 (c) 212 (d) 222
6. 6.After giving away 24 marbles, a boy has 70 marbles left. How many marbles did he have at first? (a) 94 (b) 46 (c) 104 (d) 84
7. 7.After giving away 133 marbles, a boy has 45 marbles left. How many marbles did he have at first? (a) 188 (b) 178 (c) 179 (d) 168
8. 8.A farmer picks 226 mangoes on Monday and 121 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 95 (b) 105 (c) 347 (d) 115
9. 9.A school has 236 boys and 235 girls. 80 children go on a trip. How many children stay at school? (a) 391 (b) 381 (c) 471 (d) 551
10. 10.After giving away 115 marbles, a boy has 116 marbles left. How many marbles did he have at first? (a) 221 (b) 1 (c) 231 (d) 241
11. 11.A school has 106 boys and 157 girls. 118 children go on a trip. How many children stay at school? (a) 381 (b) 135 (c) 145 (d) 263
12. 12.A library has 181 books. It buys 260 more. How many books does it have now? (a) 441 (b) 451 (c) 431 (d) 541
13. 13.A school has 213 boys and 104 girls. 138 children go on a trip. How many children stay at school? (a) 317 (b) 179 (c) 169 (d) 455
14. 14.A library has 240 books. It buys 233 more. How many books does it have now? (a) 7 (b) 483 (c) 463 (d) 473
15. 15.After giving away 91 marbles, a boy has 212 marbles left. How many marbles did he have at first? (a) 293 (b) 303 (c) 121 (d) 313
16. 16.After giving away 30 marbles, a boy has 27 marbles left. How many marbles did he have at first? (a) 47 (b) 67 (c) 58 (d) 57
17. 17.A farmer picks 521 mangoes on Monday and 232 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 279 (b) 299 (c) 753 (d) 289
18. 18.A school has 108 boys and 113 girls. 126 children go on a trip. How many children stay at school? (a) 85 (b) 221 (c) 95 (d) 347
19. 19.A train has 325 passengers. At a station, 225 passengers get off. How many are still on the train? (a) 110 (b) 550 (c) 90 (d) 100
20. 20.A library has 477 books. It buys 283 more. How many books does it have now? (a) 770 (b) 194 (c) 750 (d) 760
21. 21.A train has 798 passengers. At a station, 100 passengers get off. How many are still on the train? (a) 698 (b) 688 (c) 898 (d) 708
22. 22.A library has 273 books. It buys 172 more. How many books does it have now? (a) 455 (b) 435 (c) 445 (d) 101
23. 23.A school has 244 boys and 203 girls. 57 children go on a trip. How many children stay at school? (a) 447 (b) 504 (c) 380 (d) 390
24. 24.A train has 426 passengers. At a station, 133 passengers get off. How many are still on the train? (a) 283 (b) 559 (c) 303 (d) 293
25. 25.A library has 221 books. It buys 286 more. How many books does it have now? (a) 607 (b) 517 (c) 507 (d) 497
26. 26.After giving away 79 marbles, a boy has 61 marbles left. How many marbles did he have at first? (a) 141 (b) 130 (c) 150 (d) 140
27. 27.After giving away 41 marbles, a boy has 242 marbles left. How many marbles did he have at first? (a) 293 (b) 201 (c) 283 (d) 273
28. 28.A train has 324 passengers. At a station, 191 passengers get off. How many are still on the train? (a) 123 (b) 143 (c) 515 (d) 133
29. 29.A train has 437 passengers. At a station, 135 passengers get off. How many are still on the train? (a) 292 (b) 312 (c) 572 (d) 302
30. 30.A library has 447 books. It buys 225 more. How many books does it have now? (a) 222 (b) 682 (c) 662 (d) 672
31. 31.After giving away 149 marbles, a boy has 143 marbles left. How many marbles did he have at first? (a) 282 (b) 302 (c) 293 (d) 292
32. 32.A train has 691 passengers. At a station, 237 passengers get off. How many are still on the train? (a) 928 (b) 444 (c) 454 (d) 464
33. 33.A farmer picks 377 mangoes on Monday and 206 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 181 (b) 583 (c) 161 (d) 171
34. 34.A farmer picks 299 mangoes on Monday and 109 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 180 (b) 408 (c) 190 (d) 200
35. 35.A farmer picks 222 mangoes on Monday and 142 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 364 (b) 80 (c) 90 (d) 70
36. 36.A train has 332 passengers. At a station, 117 passengers get off. How many are still on the train? (a) 205 (b) 215 (c) 225 (d) 449
37. 37.A farmer picks 229 mangoes on Monday and 202 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 17 (b) 37 (c) 431 (d) 27
38. 38.A school has 267 boys and 153 girls. 97 children go on a trip. How many children stay at school? (a) 323 (b) 313 (c) 517 (d) 420
39. 39.A farmer picks 259 mangoes on Monday and 199 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 50 (b) 70 (c) 60 (d) 458
40. 40.A train has 708 passengers. At a station, 256 passengers get off. How many are still on the train? (a) 462 (b) 964 (c) 442 (d) 452

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