Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 636 · 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 train has 558 passengers. At a station, 359 passengers get off. How many are still on the train? (a) 209 (b) 199 (c) 917 (d) 189
2. 2.A train has 604 passengers. At a station, 373 passengers get off. How many are still on the train? (a) 221 (b) 241 (c) 231 (d) 977
3. 3.A library has 395 books. It buys 155 more. How many books does it have now? (a) 550 (b) 540 (c) 560 (d) 240
4. 4.A library has 303 books. It buys 342 more. How many books does it have now? (a) 655 (b) 745 (c) 635 (d) 645
5. 5.After giving away 99 marbles, a boy has 83 marbles left. How many marbles did he have at first? (a) 183 (b) 192 (c) 182 (d) 172
6. 6.A school has 190 boys and 140 girls. 98 children go on a trip. How many children stay at school? (a) 222 (b) 232 (c) 428 (d) 330
7. 7.After giving away 62 marbles, a boy has 143 marbles left. How many marbles did he have at first? (a) 195 (b) 215 (c) 205 (d) 81
8. 8.After giving away 44 marbles, a boy has 102 marbles left. How many marbles did he have at first? (a) 146 (b) 156 (c) 136 (d) 58
9. 9.After giving away 61 marbles, a boy has 23 marbles left. How many marbles did he have at first? (a) 85 (b) 84 (c) 74 (d) 94
10. 10.A school has 145 boys and 138 girls. 50 children go on a trip. How many children stay at school? (a) 283 (b) 233 (c) 333 (d) 223
11. 11.After giving away 36 marbles, a boy has 130 marbles left. How many marbles did he have at first? (a) 176 (b) 156 (c) 166 (d) 94
12. 12.A school has 150 boys and 234 girls. 56 children go on a trip. How many children stay at school? (a) 328 (b) 384 (c) 440 (d) 318
13. 13.After giving away 83 marbles, a boy has 128 marbles left. How many marbles did he have at first? (a) 45 (b) 221 (c) 201 (d) 211
14. 14.A school has 145 boys and 191 girls. 82 children go on a trip. How many children stay at school? (a) 244 (b) 336 (c) 418 (d) 254
15. 15.A farmer picks 589 mangoes on Monday and 168 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 431 (b) 757 (c) 411 (d) 421
16. 16.A farmer picks 426 mangoes on Monday and 249 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 187 (b) 675 (c) 177 (d) 167
17. 17.After giving away 55 marbles, a boy has 146 marbles left. How many marbles did he have at first? (a) 191 (b) 211 (c) 91 (d) 201
18. 18.A school has 201 boys and 129 girls. 104 children go on a trip. How many children stay at school? (a) 330 (b) 216 (c) 226 (d) 434
19. 19.A school has 103 boys and 276 girls. 77 children go on a trip. How many children stay at school? (a) 379 (b) 292 (c) 302 (d) 456
20. 20.A school has 241 boys and 257 girls. 123 children go on a trip. How many children stay at school? (a) 621 (b) 365 (c) 375 (d) 498
21. 21.A library has 210 books. It buys 143 more. How many books does it have now? (a) 67 (b) 343 (c) 363 (d) 353
22. 22.After giving away 34 marbles, a boy has 222 marbles left. How many marbles did he have at first? (a) 266 (b) 256 (c) 188 (d) 246
23. 23.A farmer picks 303 mangoes on Monday and 157 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 156 (b) 460 (c) 136 (d) 146
24. 24.A train has 478 passengers. At a station, 151 passengers get off. How many are still on the train? (a) 629 (b) 317 (c) 337 (d) 327
25. 25.A school has 240 boys and 255 girls. 147 children go on a trip. How many children stay at school? (a) 642 (b) 495 (c) 348 (d) 338
26. 26.A school has 146 boys and 246 girls. 96 children go on a trip. How many children stay at school? (a) 488 (b) 286 (c) 296 (d) 392
27. 27.A farmer picks 599 mangoes on Monday and 197 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 402 (b) 392 (c) 412 (d) 796
28. 28.After giving away 184 marbles, a boy has 253 marbles left. How many marbles did he have at first? (a) 447 (b) 427 (c) 437 (d) 69
29. 29.After giving away 71 marbles, a boy has 56 marbles left. How many marbles did he have at first? (a) 117 (b) 137 (c) 128 (d) 127
30. 30.A library has 417 books. It buys 180 more. How many books does it have now? (a) 607 (b) 587 (c) 237 (d) 597
31. 31.A train has 505 passengers. At a station, 441 passengers get off. How many are still on the train? (a) 54 (b) 74 (c) 64 (d) 946
32. 32.A library has 150 books. It buys 243 more. How many books does it have now? (a) 393 (b) 493 (c) 403 (d) 383
33. 33.A library has 257 books. It buys 130 more. How many books does it have now? (a) 397 (b) 127 (c) 377 (d) 387
34. 34.A train has 514 passengers. At a station, 105 passengers get off. How many are still on the train? (a) 399 (b) 409 (c) 619 (d) 419
35. 35.A school has 131 boys and 186 girls. 109 children go on a trip. How many children stay at school? (a) 317 (b) 426 (c) 198 (d) 208
36. 36.A library has 480 books. It buys 171 more. How many books does it have now? (a) 641 (b) 661 (c) 651 (d) 309
37. 37.After giving away 50 marbles, a boy has 237 marbles left. How many marbles did he have at first? (a) 277 (b) 287 (c) 187 (d) 297
38. 38.A library has 243 books. It buys 88 more. How many books does it have now? (a) 341 (b) 321 (c) 155 (d) 331
39. 39.A farmer picks 399 mangoes on Monday and 369 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 20 (b) 30 (c) 40 (d) 768
40. 40.A school has 172 boys and 139 girls. 91 children go on a trip. How many children stay at school? (a) 402 (b) 311 (c) 210 (d) 220

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