Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 86 · 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 134 books. It buys 297 more. How many books does it have now? (a) 531 (b) 421 (c) 441 (d) 431
2. 2.A library has 171 books. It buys 311 more. How many books does it have now? (a) 482 (b) 582 (c) 492 (d) 472
3. 3.A school has 245 boys and 288 girls. 54 children go on a trip. How many children stay at school? (a) 587 (b) 533 (c) 469 (d) 479
4. 4.A train has 368 passengers. At a station, 125 passengers get off. How many are still on the train? (a) 243 (b) 233 (c) 493 (d) 253
5. 5.After giving away 40 marbles, a boy has 81 marbles left. How many marbles did he have at first? (a) 131 (b) 111 (c) 121 (d) 41
6. 6.A library has 125 books. It buys 137 more. How many books does it have now? (a) 262 (b) 272 (c) 252 (d) 362
7. 7.A school has 241 boys and 116 girls. 121 children go on a trip. How many children stay at school? (a) 478 (b) 226 (c) 357 (d) 236
8. 8.A farmer picks 474 mangoes on Monday and 242 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 716 (b) 222 (c) 232 (d) 242
9. 9.A train has 744 passengers. At a station, 622 passengers get off. How many are still on the train? (a) 122 (b) 112 (c) 1366 (d) 132
10. 10.A train has 726 passengers. At a station, 624 passengers get off. How many are still on the train? (a) 1350 (b) 102 (c) 92 (d) 112
11. 11.A school has 165 boys and 299 girls. 149 children go on a trip. How many children stay at school? (a) 315 (b) 464 (c) 305 (d) 613
12. 12.After giving away 87 marbles, a boy has 53 marbles left. How many marbles did he have at first? (a) 141 (b) 150 (c) 130 (d) 140
13. 13.A library has 147 books. It buys 195 more. How many books does it have now? (a) 342 (b) 332 (c) 352 (d) 442
14. 14.A library has 458 books. It buys 134 more. How many books does it have now? (a) 592 (b) 602 (c) 324 (d) 582
15. 15.After giving away 141 marbles, a boy has 225 marbles left. How many marbles did he have at first? (a) 356 (b) 366 (c) 84 (d) 376
16. 16.A train has 648 passengers. At a station, 299 passengers get off. How many are still on the train? (a) 359 (b) 349 (c) 947 (d) 339
17. 17.A school has 167 boys and 246 girls. 139 children go on a trip. How many children stay at school? (a) 413 (b) 552 (c) 264 (d) 274
18. 18.After giving away 75 marbles, a boy has 256 marbles left. How many marbles did he have at first? (a) 181 (b) 331 (c) 321 (d) 341
19. 19.A train has 402 passengers. At a station, 180 passengers get off. How many are still on the train? (a) 582 (b) 212 (c) 222 (d) 232
20. 20.A farmer picks 529 mangoes on Monday and 177 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 342 (b) 706 (c) 352 (d) 362
21. 21.A train has 412 passengers. At a station, 356 passengers get off. How many are still on the train? (a) 56 (b) 768 (c) 66 (d) 46
22. 22.A library has 390 books. It buys 210 more. How many books does it have now? (a) 180 (b) 610 (c) 600 (d) 590
23. 23.A school has 161 boys and 154 girls. 150 children go on a trip. How many children stay at school? (a) 155 (b) 315 (c) 165 (d) 465
24. 24.A library has 480 books. It buys 85 more. How many books does it have now? (a) 575 (b) 555 (c) 565 (d) 395
25. 25.After giving away 74 marbles, a boy has 53 marbles left. How many marbles did he have at first? (a) 128 (b) 117 (c) 137 (d) 127
26. 26.A train has 420 passengers. At a station, 275 passengers get off. How many are still on the train? (a) 155 (b) 135 (c) 695 (d) 145
27. 27.A library has 171 books. It buys 270 more. How many books does it have now? (a) 451 (b) 541 (c) 441 (d) 431
28. 28.A library has 265 books. It buys 251 more. How many books does it have now? (a) 14 (b) 526 (c) 506 (d) 516
29. 29.After giving away 189 marbles, a boy has 74 marbles left. How many marbles did he have at first? (a) 263 (b) 253 (c) 273 (d) 264
30. 30.A train has 368 passengers. At a station, 220 passengers get off. How many are still on the train? (a) 138 (b) 588 (c) 148 (d) 158
31. 31.A school has 247 boys and 121 girls. 112 children go on a trip. How many children stay at school? (a) 256 (b) 246 (c) 480 (d) 368
32. 32.A library has 259 books. It buys 255 more. How many books does it have now? (a) 524 (b) 514 (c) 504 (d) 4
33. 33.A school has 171 boys and 199 girls. 128 children go on a trip. How many children stay at school? (a) 232 (b) 242 (c) 498 (d) 370
34. 34.A farmer picks 513 mangoes on Monday and 417 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 86 (b) 106 (c) 96 (d) 930
35. 35.A library has 478 books. It buys 303 more. How many books does it have now? (a) 175 (b) 781 (c) 771 (d) 791
36. 36.A farmer picks 541 mangoes on Monday and 345 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 206 (b) 196 (c) 186 (d) 886
37. 37.After giving away 83 marbles, a boy has 120 marbles left. How many marbles did he have at first? (a) 193 (b) 203 (c) 213 (d) 37
38. 38.After giving away 136 marbles, a boy has 222 marbles left. How many marbles did he have at first? (a) 348 (b) 358 (c) 86 (d) 368
39. 39.A school has 172 boys and 107 girls. 50 children go on a trip. How many children stay at school? (a) 329 (b) 279 (c) 219 (d) 229
40. 40.A train has 434 passengers. At a station, 203 passengers get off. How many are still on the train? (a) 221 (b) 241 (c) 637 (d) 231

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