Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 643 · 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 52 marbles, a boy has 299 marbles left. How many marbles did he have at first? (a) 351 (b) 247 (c) 341 (d) 361
2. 2.A library has 225 books. It buys 104 more. How many books does it have now? (a) 319 (b) 121 (c) 339 (d) 329
3. 3.A farmer picks 514 mangoes on Monday and 100 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 614 (b) 424 (c) 404 (d) 414
4. 4.A farmer picks 277 mangoes on Monday and 212 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 75 (b) 55 (c) 489 (d) 65
5. 5.A train has 493 passengers. At a station, 226 passengers get off. How many are still on the train? (a) 277 (b) 267 (c) 257 (d) 719
6. 6.A train has 318 passengers. At a station, 131 passengers get off. How many are still on the train? (a) 197 (b) 187 (c) 177 (d) 449
7. 7.A train has 685 passengers. At a station, 624 passengers get off. How many are still on the train? (a) 1309 (b) 51 (c) 61 (d) 71
8. 8.A train has 700 passengers. At a station, 512 passengers get off. How many are still on the train? (a) 198 (b) 178 (c) 1212 (d) 188
9. 9.A school has 175 boys and 197 girls. 99 children go on a trip. How many children stay at school? (a) 273 (b) 471 (c) 263 (d) 372
10. 10.A school has 234 boys and 227 girls. 131 children go on a trip. How many children stay at school? (a) 592 (b) 320 (c) 330 (d) 461
11. 11.A school has 211 boys and 122 girls. 70 children go on a trip. How many children stay at school? (a) 333 (b) 403 (c) 253 (d) 263
12. 12.A library has 199 books. It buys 111 more. How many books does it have now? (a) 300 (b) 320 (c) 310 (d) 88
13. 13.After giving away 99 marbles, a boy has 222 marbles left. How many marbles did he have at first? (a) 123 (b) 311 (c) 321 (d) 331
14. 14.After giving away 21 marbles, a boy has 57 marbles left. How many marbles did he have at first? (a) 36 (b) 88 (c) 78 (d) 68
15. 15.A school has 157 boys and 103 girls. 92 children go on a trip. How many children stay at school? (a) 158 (b) 352 (c) 168 (d) 260
16. 16.After giving away 156 marbles, a boy has 72 marbles left. How many marbles did he have at first? (a) 238 (b) 228 (c) 218 (d) 229
17. 17.After giving away 143 marbles, a boy has 139 marbles left. How many marbles did he have at first? (a) 292 (b) 282 (c) 272 (d) 283
18. 18.A library has 240 books. It buys 125 more. How many books does it have now? (a) 375 (b) 365 (c) 115 (d) 355
19. 19.A train has 733 passengers. At a station, 619 passengers get off. How many are still on the train? (a) 124 (b) 114 (c) 104 (d) 1352
20. 20.A school has 246 boys and 240 girls. 142 children go on a trip. How many children stay at school? (a) 344 (b) 628 (c) 334 (d) 486
21. 21.A library has 410 books. It buys 250 more. How many books does it have now? (a) 160 (b) 660 (c) 650 (d) 670
22. 22.A library has 160 books. It buys 177 more. How many books does it have now? (a) 327 (b) 437 (c) 347 (d) 337
23. 23.A school has 183 boys and 296 girls. 95 children go on a trip. How many children stay at school? (a) 374 (b) 479 (c) 574 (d) 384
24. 24.After giving away 138 marbles, a boy has 101 marbles left. How many marbles did he have at first? (a) 249 (b) 229 (c) 240 (d) 239
25. 25.A train has 507 passengers. At a station, 108 passengers get off. How many are still on the train? (a) 399 (b) 409 (c) 615 (d) 389
26. 26.A school has 166 boys and 154 girls. 59 children go on a trip. How many children stay at school? (a) 320 (b) 261 (c) 251 (d) 379
27. 27.A school has 179 boys and 298 girls. 65 children go on a trip. How many children stay at school? (a) 412 (b) 542 (c) 477 (d) 402
28. 28.After giving away 92 marbles, a boy has 20 marbles left. How many marbles did he have at first? (a) 113 (b) 122 (c) 112 (d) 102
29. 29.A train has 489 passengers. At a station, 420 passengers get off. How many are still on the train? (a) 909 (b) 59 (c) 69 (d) 79
30. 30.A train has 440 passengers. At a station, 378 passengers get off. How many are still on the train? (a) 52 (b) 72 (c) 62 (d) 818
31. 31.A train has 317 passengers. At a station, 165 passengers get off. How many are still on the train? (a) 152 (b) 142 (c) 162 (d) 482
32. 32.A library has 249 books. It buys 87 more. How many books does it have now? (a) 346 (b) 336 (c) 326 (d) 162
33. 33.A farmer picks 451 mangoes on Monday and 371 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 90 (b) 70 (c) 822 (d) 80
34. 34.After giving away 132 marbles, a boy has 270 marbles left. How many marbles did he have at first? (a) 392 (b) 402 (c) 138 (d) 412
35. 35.After giving away 85 marbles, a boy has 262 marbles left. How many marbles did he have at first? (a) 337 (b) 357 (c) 177 (d) 347
36. 36.A farmer picks 401 mangoes on Monday and 157 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 244 (b) 558 (c) 254 (d) 234
37. 37.A library has 128 books. It buys 175 more. How many books does it have now? (a) 403 (b) 313 (c) 293 (d) 303
38. 38.A farmer picks 305 mangoes on Monday and 141 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 446 (b) 174 (c) 154 (d) 164
39. 39.A train has 582 passengers. At a station, 465 passengers get off. How many are still on the train? (a) 107 (b) 117 (c) 127 (d) 1047
40. 40.A farmer picks 409 mangoes on Monday and 234 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 175 (b) 643 (c) 185 (d) 165

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