Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 954 · 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 434 books. It buys 327 more. How many books does it have now? (a) 761 (b) 771 (c) 751 (d) 107
2. 2.After giving away 146 marbles, a boy has 203 marbles left. How many marbles did he have at first? (a) 359 (b) 57 (c) 339 (d) 349
3. 3.A train has 510 passengers. At a station, 242 passengers get off. How many are still on the train? (a) 268 (b) 278 (c) 752 (d) 258
4. 4.A school has 265 boys and 206 girls. 85 children go on a trip. How many children stay at school? (a) 376 (b) 556 (c) 471 (d) 386
5. 5.A train has 433 passengers. At a station, 324 passengers get off. How many are still on the train? (a) 99 (b) 757 (c) 109 (d) 119
6. 6.After giving away 137 marbles, a boy has 247 marbles left. How many marbles did he have at first? (a) 384 (b) 110 (c) 394 (d) 374
7. 7.After giving away 146 marbles, a boy has 217 marbles left. How many marbles did he have at first? (a) 363 (b) 353 (c) 373 (d) 71
8. 8.A farmer picks 256 mangoes on Monday and 153 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 113 (b) 93 (c) 409 (d) 103
9. 9.A school has 134 boys and 141 girls. 144 children go on a trip. How many children stay at school? (a) 275 (b) 419 (c) 131 (d) 121
10. 10.After giving away 151 marbles, a boy has 275 marbles left. How many marbles did he have at first? (a) 124 (b) 426 (c) 416 (d) 436
11. 11.A school has 269 boys and 124 girls. 85 children go on a trip. How many children stay at school? (a) 298 (b) 308 (c) 393 (d) 478
12. 12.A train has 767 passengers. At a station, 506 passengers get off. How many are still on the train? (a) 251 (b) 261 (c) 271 (d) 1273
13. 13.A library has 203 books. It buys 283 more. How many books does it have now? (a) 586 (b) 476 (c) 496 (d) 486
14. 14.A library has 149 books. It buys 52 more. How many books does it have now? (a) 211 (b) 191 (c) 201 (d) 97
15. 15.A school has 170 boys and 188 girls. 121 children go on a trip. How many children stay at school? (a) 227 (b) 237 (c) 479 (d) 358
16. 16.After giving away 171 marbles, a boy has 127 marbles left. How many marbles did he have at first? (a) 298 (b) 288 (c) 299 (d) 308
17. 17.A school has 205 boys and 188 girls. 108 children go on a trip. How many children stay at school? (a) 501 (b) 275 (c) 285 (d) 393
18. 18.A library has 414 books. It buys 240 more. How many books does it have now? (a) 664 (b) 174 (c) 644 (d) 654
19. 19.After giving away 174 marbles, a boy has 203 marbles left. How many marbles did he have at first? (a) 387 (b) 367 (c) 377 (d) 29
20. 20.After giving away 85 marbles, a boy has 159 marbles left. How many marbles did he have at first? (a) 234 (b) 254 (c) 74 (d) 244
21. 21.A farmer picks 263 mangoes on Monday and 233 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 40 (b) 30 (c) 20 (d) 496
22. 22.A library has 139 books. It buys 260 more. How many books does it have now? (a) 399 (b) 409 (c) 389 (d) 499
23. 23.After giving away 20 marbles, a boy has 109 marbles left. How many marbles did he have at first? (a) 89 (b) 129 (c) 119 (d) 139
24. 24.A school has 295 boys and 135 girls. 51 children go on a trip. How many children stay at school? (a) 430 (b) 481 (c) 379 (d) 369
25. 25.After giving away 107 marbles, a boy has 266 marbles left. How many marbles did he have at first? (a) 363 (b) 373 (c) 383 (d) 159
26. 26.A farmer picks 221 mangoes on Monday and 186 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 25 (b) 35 (c) 45 (d) 407
27. 27.A farmer picks 599 mangoes on Monday and 183 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 426 (b) 782 (c) 406 (d) 416
28. 28.A school has 125 boys and 232 girls. 56 children go on a trip. How many children stay at school? (a) 413 (b) 301 (c) 357 (d) 291
29. 29.A school has 139 boys and 130 girls. 105 children go on a trip. How many children stay at school? (a) 269 (b) 374 (c) 154 (d) 164
30. 30.After giving away 164 marbles, a boy has 95 marbles left. How many marbles did he have at first? (a) 269 (b) 260 (c) 249 (d) 259
31. 31.After giving away 45 marbles, a boy has 68 marbles left. How many marbles did he have at first? (a) 103 (b) 23 (c) 113 (d) 123
32. 32.A train has 514 passengers. At a station, 438 passengers get off. How many are still on the train? (a) 952 (b) 76 (c) 86 (d) 66
33. 33.After giving away 87 marbles, a boy has 53 marbles left. How many marbles did he have at first? (a) 130 (b) 150 (c) 140 (d) 141
34. 34.A train has 346 passengers. At a station, 123 passengers get off. How many are still on the train? (a) 233 (b) 223 (c) 213 (d) 469
35. 35.A train has 394 passengers. At a station, 151 passengers get off. How many are still on the train? (a) 545 (b) 233 (c) 243 (d) 253
36. 36.A school has 141 boys and 234 girls. 116 children go on a trip. How many children stay at school? (a) 259 (b) 491 (c) 249 (d) 375
37. 37.After giving away 59 marbles, a boy has 256 marbles left. How many marbles did he have at first? (a) 325 (b) 315 (c) 197 (d) 305
38. 38.After giving away 161 marbles, a boy has 288 marbles left. How many marbles did he have at first? (a) 449 (b) 459 (c) 127 (d) 439
39. 39.A library has 456 books. It buys 340 more. How many books does it have now? (a) 806 (b) 116 (c) 786 (d) 796
40. 40.A school has 219 boys and 212 girls. 144 children go on a trip. How many children stay at school? (a) 277 (b) 575 (c) 287 (d) 431

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