Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 175 · 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 412 books. It buys 84 more. How many books does it have now? (a) 328 (b) 496 (c) 506 (d) 486
2. 2.After giving away 102 marbles, a boy has 143 marbles left. How many marbles did he have at first? (a) 245 (b) 255 (c) 41 (d) 235
3. 3.A school has 279 boys and 100 girls. 94 children go on a trip. How many children stay at school? (a) 275 (b) 285 (c) 379 (d) 473
4. 4.A library has 251 books. It buys 223 more. How many books does it have now? (a) 28 (b) 474 (c) 464 (d) 484
5. 5.A train has 647 passengers. At a station, 562 passengers get off. How many are still on the train? (a) 85 (b) 95 (c) 75 (d) 1209
6. 6.A train has 596 passengers. At a station, 311 passengers get off. How many are still on the train? (a) 275 (b) 285 (c) 907 (d) 295
7. 7.After giving away 66 marbles, a boy has 133 marbles left. How many marbles did he have at first? (a) 199 (b) 189 (c) 209 (d) 67
8. 8.After giving away 79 marbles, a boy has 254 marbles left. How many marbles did he have at first? (a) 175 (b) 333 (c) 323 (d) 343
9. 9.After giving away 62 marbles, a boy has 45 marbles left. How many marbles did he have at first? (a) 117 (b) 108 (c) 107 (d) 97
10. 10.A train has 558 passengers. At a station, 488 passengers get off. How many are still on the train? (a) 80 (b) 1046 (c) 70 (d) 60
11. 11.A school has 113 boys and 243 girls. 145 children go on a trip. How many children stay at school? (a) 201 (b) 501 (c) 356 (d) 211
12. 12.A train has 753 passengers. At a station, 587 passengers get off. How many are still on the train? (a) 1340 (b) 176 (c) 156 (d) 166
13. 13.A library has 394 books. It buys 92 more. How many books does it have now? (a) 476 (b) 302 (c) 486 (d) 496
14. 14.A train has 742 passengers. At a station, 600 passengers get off. How many are still on the train? (a) 1342 (b) 152 (c) 142 (d) 132
15. 15.After giving away 109 marbles, a boy has 254 marbles left. How many marbles did he have at first? (a) 373 (b) 363 (c) 145 (d) 353
16. 16.A train has 339 passengers. At a station, 240 passengers get off. How many are still on the train? (a) 109 (b) 579 (c) 89 (d) 99
17. 17.After giving away 128 marbles, a boy has 264 marbles left. How many marbles did he have at first? (a) 402 (b) 392 (c) 382 (d) 136
18. 18.A farmer picks 205 mangoes on Monday and 155 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 50 (b) 360 (c) 60 (d) 40
19. 19.After giving away 63 marbles, a boy has 268 marbles left. How many marbles did he have at first? (a) 321 (b) 341 (c) 205 (d) 331
20. 20.A train has 723 passengers. At a station, 189 passengers get off. How many are still on the train? (a) 912 (b) 534 (c) 524 (d) 544
21. 21.A library has 399 books. It buys 80 more. How many books does it have now? (a) 319 (b) 489 (c) 479 (d) 469
22. 22.A school has 114 boys and 146 girls. 56 children go on a trip. How many children stay at school? (a) 316 (b) 194 (c) 204 (d) 260
23. 23.A train has 583 passengers. At a station, 363 passengers get off. How many are still on the train? (a) 946 (b) 210 (c) 230 (d) 220
24. 24.A train has 362 passengers. At a station, 114 passengers get off. How many are still on the train? (a) 238 (b) 248 (c) 258 (d) 476
25. 25.After giving away 73 marbles, a boy has 143 marbles left. How many marbles did he have at first? (a) 206 (b) 70 (c) 216 (d) 226
26. 26.A library has 175 books. It buys 283 more. How many books does it have now? (a) 448 (b) 558 (c) 468 (d) 458
27. 27.A farmer picks 373 mangoes on Monday and 173 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 200 (b) 210 (c) 546 (d) 190
28. 28.A farmer picks 246 mangoes on Monday and 164 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 410 (b) 72 (c) 92 (d) 82
29. 29.A school has 265 boys and 221 girls. 59 children go on a trip. How many children stay at school? (a) 486 (b) 545 (c) 417 (d) 427
30. 30.After giving away 168 marbles, a boy has 176 marbles left. How many marbles did he have at first? (a) 8 (b) 354 (c) 334 (d) 344
31. 31.A train has 408 passengers. At a station, 276 passengers get off. How many are still on the train? (a) 142 (b) 132 (c) 122 (d) 684
32. 32.A school has 121 boys and 213 girls. 113 children go on a trip. How many children stay at school? (a) 447 (b) 221 (c) 211 (d) 334
33. 33.A library has 204 books. It buys 109 more. How many books does it have now? (a) 323 (b) 303 (c) 313 (d) 95
34. 34.A train has 502 passengers. At a station, 157 passengers get off. How many are still on the train? (a) 355 (b) 335 (c) 345 (d) 659
35. 35.A farmer picks 307 mangoes on Monday and 176 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 121 (b) 131 (c) 141 (d) 483
36. 36.A school has 138 boys and 146 girls. 51 children go on a trip. How many children stay at school? (a) 284 (b) 335 (c) 223 (d) 233
37. 37.A train has 661 passengers. At a station, 208 passengers get off. How many are still on the train? (a) 869 (b) 463 (c) 453 (d) 443
38. 38.A library has 247 books. It buys 102 more. How many books does it have now? (a) 349 (b) 145 (c) 339 (d) 359
39. 39.A farmer picks 391 mangoes on Monday and 103 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 494 (b) 278 (c) 288 (d) 298
40. 40.A farmer picks 324 mangoes on Monday and 224 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 548 (b) 90 (c) 110 (d) 100

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