Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 457 · 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 140 books. It buys 100 more. How many books does it have now? (a) 40 (b) 250 (c) 230 (d) 240
2. 2.After giving away 67 marbles, a boy has 175 marbles left. How many marbles did he have at first? (a) 108 (b) 232 (c) 242 (d) 252
3. 3.A school has 191 boys and 144 girls. 149 children go on a trip. How many children stay at school? (a) 335 (b) 186 (c) 484 (d) 176
4. 4.After giving away 166 marbles, a boy has 210 marbles left. How many marbles did he have at first? (a) 366 (b) 386 (c) 44 (d) 376
5. 5.A train has 626 passengers. At a station, 232 passengers get off. How many are still on the train? (a) 858 (b) 384 (c) 404 (d) 394
6. 6.After giving away 98 marbles, a boy has 243 marbles left. How many marbles did he have at first? (a) 351 (b) 341 (c) 145 (d) 331
7. 7.A library has 272 books. It buys 127 more. How many books does it have now? (a) 399 (b) 409 (c) 389 (d) 145
8. 8.A library has 121 books. It buys 78 more. How many books does it have now? (a) 209 (b) 43 (c) 189 (d) 199
9. 9.A library has 326 books. It buys 283 more. How many books does it have now? (a) 619 (b) 599 (c) 609 (d) 43
10. 10.A farmer picks 537 mangoes on Monday and 114 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 433 (b) 423 (c) 651 (d) 413
11. 11.A library has 254 books. It buys 213 more. How many books does it have now? (a) 477 (b) 41 (c) 467 (d) 457
12. 12.A library has 428 books. It buys 141 more. How many books does it have now? (a) 559 (b) 569 (c) 287 (d) 579
13. 13.A train has 422 passengers. At a station, 332 passengers get off. How many are still on the train? (a) 90 (b) 100 (c) 754 (d) 80
14. 14.After giving away 161 marbles, a boy has 235 marbles left. How many marbles did he have at first? (a) 406 (b) 74 (c) 386 (d) 396
15. 15.A train has 301 passengers. At a station, 240 passengers get off. How many are still on the train? (a) 61 (b) 71 (c) 51 (d) 541
16. 16.A school has 204 boys and 269 girls. 62 children go on a trip. How many children stay at school? (a) 473 (b) 535 (c) 401 (d) 411
17. 17.A farmer picks 241 mangoes on Monday and 188 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 43 (b) 63 (c) 53 (d) 429
18. 18.A train has 768 passengers. At a station, 643 passengers get off. How many are still on the train? (a) 1411 (b) 115 (c) 125 (d) 135
19. 19.A farmer picks 206 mangoes on Monday and 184 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 390 (b) 32 (c) 22 (d) 12
20. 20.A school has 159 boys and 242 girls. 99 children go on a trip. How many children stay at school? (a) 500 (b) 302 (c) 401 (d) 292
21. 21.A library has 133 books. It buys 72 more. How many books does it have now? (a) 205 (b) 61 (c) 215 (d) 195
22. 22.A train has 532 passengers. At a station, 362 passengers get off. How many are still on the train? (a) 180 (b) 170 (c) 160 (d) 894
23. 23.A farmer picks 305 mangoes on Monday and 199 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 504 (b) 116 (c) 106 (d) 96
24. 24.A library has 135 books. It buys 216 more. How many books does it have now? (a) 351 (b) 361 (c) 451 (d) 341
25. 25.A train has 340 passengers. At a station, 115 passengers get off. How many are still on the train? (a) 455 (b) 215 (c) 235 (d) 225
26. 26.A school has 159 boys and 249 girls. 145 children go on a trip. How many children stay at school? (a) 263 (b) 253 (c) 408 (d) 553
27. 27.A school has 154 boys and 152 girls. 95 children go on a trip. How many children stay at school? (a) 201 (b) 211 (c) 306 (d) 401
28. 28.A school has 143 boys and 108 girls. 129 children go on a trip. How many children stay at school? (a) 380 (b) 112 (c) 122 (d) 251
29. 29.After giving away 129 marbles, a boy has 91 marbles left. How many marbles did he have at first? (a) 210 (b) 220 (c) 230 (d) 221
30. 30.A train has 651 passengers. At a station, 343 passengers get off. How many are still on the train? (a) 318 (b) 308 (c) 298 (d) 994
31. 31.A school has 162 boys and 118 girls. 73 children go on a trip. How many children stay at school? (a) 197 (b) 353 (c) 280 (d) 207
32. 32.After giving away 36 marbles, a boy has 264 marbles left. How many marbles did he have at first? (a) 228 (b) 290 (c) 300 (d) 310
33. 33.A school has 241 boys and 176 girls. 88 children go on a trip. How many children stay at school? (a) 417 (b) 505 (c) 319 (d) 329
34. 34.After giving away 172 marbles, a boy has 36 marbles left. How many marbles did he have at first? (a) 198 (b) 218 (c) 209 (d) 208
35. 35.A school has 163 boys and 232 girls. 77 children go on a trip. How many children stay at school? (a) 395 (b) 318 (c) 308 (d) 472
36. 36.After giving away 63 marbles, a boy has 112 marbles left. How many marbles did he have at first? (a) 185 (b) 49 (c) 175 (d) 165
37. 37.A farmer picks 385 mangoes on Monday and 314 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 61 (b) 71 (c) 81 (d) 699
38. 38.After giving away 117 marbles, a boy has 33 marbles left. How many marbles did he have at first? (a) 140 (b) 151 (c) 160 (d) 150
39. 39.A library has 446 books. It buys 147 more. How many books does it have now? (a) 299 (b) 583 (c) 603 (d) 593
40. 40.A school has 158 boys and 277 girls. 103 children go on a trip. How many children stay at school? (a) 322 (b) 435 (c) 538 (d) 332

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