Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 370 · 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 library has 320 books. It buys 198 more. How many books does it have now? (a) 508 (b) 122 (c) 518 (d) 528
2. 2.A library has 382 books. It buys 342 more. How many books does it have now? (a) 40 (b) 714 (c) 724 (d) 734
3. 3.After giving away 192 marbles, a boy has 208 marbles left. How many marbles did he have at first? (a) 400 (b) 410 (c) 390 (d) 16
4. 4.A school has 241 boys and 183 girls. 108 children go on a trip. How many children stay at school? (a) 532 (b) 306 (c) 316 (d) 424
5. 5.A school has 228 boys and 123 girls. 88 children go on a trip. How many children stay at school? (a) 439 (b) 351 (c) 253 (d) 263
6. 6.After giving away 48 marbles, a boy has 232 marbles left. How many marbles did he have at first? (a) 270 (b) 290 (c) 280 (d) 184
7. 7.A train has 675 passengers. At a station, 398 passengers get off. How many are still on the train? (a) 277 (b) 267 (c) 1073 (d) 287
8. 8.A train has 327 passengers. At a station, 115 passengers get off. How many are still on the train? (a) 442 (b) 202 (c) 212 (d) 222
9. 9.A train has 519 passengers. At a station, 407 passengers get off. How many are still on the train? (a) 122 (b) 926 (c) 102 (d) 112
10. 10.A school has 265 boys and 282 girls. 112 children go on a trip. How many children stay at school? (a) 659 (b) 547 (c) 435 (d) 425
11. 11.A train has 701 passengers. At a station, 617 passengers get off. How many are still on the train? (a) 84 (b) 94 (c) 1318 (d) 74
12. 12.A library has 261 books. It buys 86 more. How many books does it have now? (a) 175 (b) 357 (c) 337 (d) 347
13. 13.After giving away 192 marbles, a boy has 73 marbles left. How many marbles did he have at first? (a) 255 (b) 275 (c) 266 (d) 265
14. 14.A farmer picks 439 mangoes on Monday and 276 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 715 (b) 153 (c) 163 (d) 173
15. 15.A school has 100 boys and 234 girls. 140 children go on a trip. How many children stay at school? (a) 334 (b) 184 (c) 474 (d) 194
16. 16.After giving away 137 marbles, a boy has 109 marbles left. How many marbles did he have at first? (a) 256 (b) 236 (c) 246 (d) 247
17. 17.A school has 141 boys and 193 girls. 58 children go on a trip. How many children stay at school? (a) 266 (b) 392 (c) 334 (d) 276
18. 18.A library has 229 books. It buys 345 more. How many books does it have now? (a) 584 (b) 574 (c) 674 (d) 564
19. 19.After giving away 141 marbles, a boy has 198 marbles left. How many marbles did he have at first? (a) 339 (b) 329 (c) 349 (d) 57
20. 20.After giving away 170 marbles, a boy has 73 marbles left. How many marbles did he have at first? (a) 244 (b) 243 (c) 253 (d) 233
21. 21.A library has 341 books. It buys 54 more. How many books does it have now? (a) 385 (b) 395 (c) 405 (d) 287
22. 22.A school has 281 boys and 164 girls. 150 children go on a trip. How many children stay at school? (a) 285 (b) 445 (c) 295 (d) 595
23. 23.A farmer picks 491 mangoes on Monday and 137 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 344 (b) 628 (c) 354 (d) 364
24. 24.A library has 444 books. It buys 84 more. How many books does it have now? (a) 538 (b) 528 (c) 518 (d) 360
25. 25.A library has 399 books. It buys 168 more. How many books does it have now? (a) 231 (b) 577 (c) 557 (d) 567
26. 26.A school has 226 boys and 100 girls. 129 children go on a trip. How many children stay at school? (a) 455 (b) 187 (c) 326 (d) 197
27. 27.A train has 402 passengers. At a station, 145 passengers get off. How many are still on the train? (a) 257 (b) 267 (c) 547 (d) 247
28. 28.A train has 732 passengers. At a station, 443 passengers get off. How many are still on the train? (a) 1175 (b) 279 (c) 299 (d) 289
29. 29.A train has 433 passengers. At a station, 166 passengers get off. How many are still on the train? (a) 277 (b) 599 (c) 257 (d) 267
30. 30.A farmer picks 314 mangoes on Monday and 195 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 509 (b) 129 (c) 109 (d) 119
31. 31.A school has 281 boys and 150 girls. 83 children go on a trip. How many children stay at school? (a) 514 (b) 431 (c) 348 (d) 338
32. 32.After giving away 57 marbles, a boy has 94 marbles left. How many marbles did he have at first? (a) 141 (b) 37 (c) 161 (d) 151
33. 33.A train has 749 passengers. At a station, 205 passengers get off. How many are still on the train? (a) 544 (b) 554 (c) 534 (d) 954
34. 34.A farmer picks 257 mangoes on Monday and 195 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 72 (b) 452 (c) 62 (d) 52
35. 35.After giving away 109 marbles, a boy has 238 marbles left. How many marbles did he have at first? (a) 357 (b) 347 (c) 337 (d) 129
36. 36.A school has 202 boys and 125 girls. 72 children go on a trip. How many children stay at school? (a) 399 (b) 255 (c) 245 (d) 327
37. 37.A train has 671 passengers. At a station, 464 passengers get off. How many are still on the train? (a) 1135 (b) 197 (c) 207 (d) 217
38. 38.After giving away 79 marbles, a boy has 128 marbles left. How many marbles did he have at first? (a) 197 (b) 207 (c) 49 (d) 217
39. 39.A school has 163 boys and 228 girls. 124 children go on a trip. How many children stay at school? (a) 267 (b) 515 (c) 391 (d) 257
40. 40.A school has 174 boys and 109 girls. 50 children go on a trip. How many children stay at school? (a) 283 (b) 233 (c) 223 (d) 333

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