Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 770 · 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 206 boys and 193 girls. 110 children go on a trip. How many children stay at school? (a) 509 (b) 279 (c) 399 (d) 289
2. 2.A library has 170 books. It buys 104 more. How many books does it have now? (a) 66 (b) 284 (c) 264 (d) 274
3. 3.A farmer picks 555 mangoes on Monday and 247 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 298 (b) 308 (c) 318 (d) 802
4. 4.A train has 484 passengers. At a station, 177 passengers get off. How many are still on the train? (a) 307 (b) 661 (c) 297 (d) 317
5. 5.A school has 296 boys and 194 girls. 143 children go on a trip. How many children stay at school? (a) 633 (b) 347 (c) 490 (d) 337
6. 6.A train has 423 passengers. At a station, 286 passengers get off. How many are still on the train? (a) 137 (b) 147 (c) 127 (d) 709
7. 7.A school has 129 boys and 202 girls. 51 children go on a trip. How many children stay at school? (a) 280 (b) 382 (c) 270 (d) 331
8. 8.After giving away 65 marbles, a boy has 288 marbles left. How many marbles did he have at first? (a) 363 (b) 343 (c) 353 (d) 223
9. 9.A farmer picks 329 mangoes on Monday and 154 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 483 (b) 175 (c) 185 (d) 165
10. 10.A train has 568 passengers. At a station, 485 passengers get off. How many are still on the train? (a) 1053 (b) 83 (c) 93 (d) 73
11. 11.A library has 480 books. It buys 58 more. How many books does it have now? (a) 538 (b) 528 (c) 548 (d) 422
12. 12.A train has 419 passengers. At a station, 347 passengers get off. How many are still on the train? (a) 82 (b) 72 (c) 62 (d) 766
13. 13.A library has 264 books. It buys 99 more. How many books does it have now? (a) 363 (b) 353 (c) 165 (d) 373
14. 14.A farmer picks 274 mangoes on Monday and 101 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 163 (b) 375 (c) 173 (d) 183
15. 15.A school has 164 boys and 225 girls. 65 children go on a trip. How many children stay at school? (a) 324 (b) 389 (c) 314 (d) 454
16. 16.After giving away 129 marbles, a boy has 128 marbles left. How many marbles did he have at first? (a) 247 (b) 258 (c) 257 (d) 267
17. 17.After giving away 135 marbles, a boy has 123 marbles left. How many marbles did he have at first? (a) 259 (b) 248 (c) 258 (d) 268
18. 18.After giving away 147 marbles, a boy has 296 marbles left. How many marbles did he have at first? (a) 453 (b) 149 (c) 443 (d) 433
19. 19.A farmer picks 273 mangoes on Monday and 242 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 515 (b) 21 (c) 41 (d) 31
20. 20.A train has 575 passengers. At a station, 206 passengers get off. How many are still on the train? (a) 379 (b) 359 (c) 781 (d) 369
21. 21.A school has 211 boys and 188 girls. 87 children go on a trip. How many children stay at school? (a) 302 (b) 486 (c) 312 (d) 399
22. 22.After giving away 40 marbles, a boy has 24 marbles left. How many marbles did he have at first? (a) 65 (b) 64 (c) 54 (d) 74
23. 23.A train has 702 passengers. At a station, 250 passengers get off. How many are still on the train? (a) 442 (b) 952 (c) 452 (d) 462
24. 24.A school has 113 boys and 124 girls. 62 children go on a trip. How many children stay at school? (a) 165 (b) 237 (c) 299 (d) 175
25. 25.A train has 387 passengers. At a station, 145 passengers get off. How many are still on the train? (a) 232 (b) 532 (c) 242 (d) 252
26. 26.A school has 115 boys and 231 girls. 78 children go on a trip. How many children stay at school? (a) 258 (b) 346 (c) 424 (d) 268
27. 27.A library has 364 books. It buys 289 more. How many books does it have now? (a) 653 (b) 75 (c) 643 (d) 663
28. 28.A library has 375 books. It buys 116 more. How many books does it have now? (a) 491 (b) 481 (c) 259 (d) 501
29. 29.A library has 444 books. It buys 80 more. How many books does it have now? (a) 514 (b) 534 (c) 524 (d) 364
30. 30.After giving away 104 marbles, a boy has 134 marbles left. How many marbles did he have at first? (a) 238 (b) 248 (c) 30 (d) 228
31. 31.A school has 100 boys and 251 girls. 85 children go on a trip. How many children stay at school? (a) 256 (b) 351 (c) 266 (d) 436
32. 32.After giving away 126 marbles, a boy has 203 marbles left. How many marbles did he have at first? (a) 339 (b) 319 (c) 329 (d) 77
33. 33.A library has 426 books. It buys 57 more. How many books does it have now? (a) 369 (b) 473 (c) 483 (d) 493
34. 34.After giving away 42 marbles, a boy has 116 marbles left. How many marbles did he have at first? (a) 158 (b) 168 (c) 148 (d) 74
35. 35.A train has 408 passengers. At a station, 291 passengers get off. How many are still on the train? (a) 127 (b) 117 (c) 699 (d) 107
36. 36.A library has 363 books. It buys 342 more. How many books does it have now? (a) 695 (b) 705 (c) 715 (d) 21
37. 37.A school has 165 boys and 193 girls. 76 children go on a trip. How many children stay at school? (a) 434 (b) 272 (c) 358 (d) 282
38. 38.A train has 323 passengers. At a station, 192 passengers get off. How many are still on the train? (a) 141 (b) 515 (c) 131 (d) 121
39. 39.A farmer picks 593 mangoes on Monday and 313 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 270 (b) 906 (c) 290 (d) 280
40. 40.A train has 693 passengers. At a station, 155 passengers get off. How many are still on the train? (a) 548 (b) 848 (c) 538 (d) 528

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