Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 915 · 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 300 boys and 243 girls. 121 children go on a trip. How many children stay at school? (a) 664 (b) 422 (c) 412 (d) 543
2. 2.A school has 200 boys and 127 girls. 85 children go on a trip. How many children stay at school? (a) 327 (b) 412 (c) 232 (d) 242
3. 3.A school has 114 boys and 218 girls. 103 children go on a trip. How many children stay at school? (a) 219 (b) 435 (c) 332 (d) 229
4. 4.A library has 367 books. It buys 181 more. How many books does it have now? (a) 186 (b) 558 (c) 538 (d) 548
5. 5.After giving away 36 marbles, a boy has 261 marbles left. How many marbles did he have at first? (a) 287 (b) 225 (c) 307 (d) 297
6. 6.A farmer picks 364 mangoes on Monday and 303 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 51 (b) 61 (c) 71 (d) 667
7. 7.After giving away 159 marbles, a boy has 65 marbles left. How many marbles did he have at first? (a) 225 (b) 214 (c) 224 (d) 234
8. 8.A library has 144 books. It buys 174 more. How many books does it have now? (a) 308 (b) 418 (c) 318 (d) 328
9. 9.A library has 224 books. It buys 249 more. How many books does it have now? (a) 483 (b) 463 (c) 473 (d) 573
10. 10.A train has 426 passengers. At a station, 345 passengers get off. How many are still on the train? (a) 81 (b) 71 (c) 771 (d) 91
11. 11.A school has 179 boys and 258 girls. 74 children go on a trip. How many children stay at school? (a) 363 (b) 437 (c) 353 (d) 511
12. 12.After giving away 155 marbles, a boy has 40 marbles left. How many marbles did he have at first? (a) 205 (b) 195 (c) 196 (d) 185
13. 13.A library has 319 books. It buys 262 more. How many books does it have now? (a) 571 (b) 57 (c) 581 (d) 591
14. 14.A school has 122 boys and 227 girls. 115 children go on a trip. How many children stay at school? (a) 349 (b) 224 (c) 234 (d) 464
15. 15.A farmer picks 290 mangoes on Monday and 265 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 25 (b) 35 (c) 555 (d) 15
16. 16.A farmer picks 496 mangoes on Monday and 129 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 625 (b) 357 (c) 377 (d) 367
17. 17.A train has 310 passengers. At a station, 169 passengers get off. How many are still on the train? (a) 151 (b) 479 (c) 131 (d) 141
18. 18.A train has 303 passengers. At a station, 127 passengers get off. How many are still on the train? (a) 176 (b) 186 (c) 166 (d) 430
19. 19.A library has 413 books. It buys 312 more. How many books does it have now? (a) 735 (b) 101 (c) 715 (d) 725
20. 20.After giving away 64 marbles, a boy has 257 marbles left. How many marbles did he have at first? (a) 193 (b) 311 (c) 331 (d) 321
21. 21.A train has 792 passengers. At a station, 350 passengers get off. How many are still on the train? (a) 442 (b) 432 (c) 452 (d) 1142
22. 22.After giving away 121 marbles, a boy has 259 marbles left. How many marbles did he have at first? (a) 370 (b) 390 (c) 380 (d) 138
23. 23.After giving away 76 marbles, a boy has 131 marbles left. How many marbles did he have at first? (a) 217 (b) 207 (c) 55 (d) 197
24. 24.A school has 170 boys and 185 girls. 62 children go on a trip. How many children stay at school? (a) 417 (b) 293 (c) 283 (d) 355
25. 25.A farmer picks 513 mangoes on Monday and 340 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 853 (b) 163 (c) 173 (d) 183
26. 26.A library has 451 books. It buys 132 more. How many books does it have now? (a) 573 (b) 319 (c) 583 (d) 593
27. 27.A library has 404 books. It buys 258 more. How many books does it have now? (a) 672 (b) 662 (c) 146 (d) 652
28. 28.A library has 142 books. It buys 227 more. How many books does it have now? (a) 359 (b) 369 (c) 379 (d) 469
29. 29.A train has 389 passengers. At a station, 149 passengers get off. How many are still on the train? (a) 538 (b) 250 (c) 240 (d) 230
30. 30.A farmer picks 510 mangoes on Monday and 266 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 244 (b) 254 (c) 234 (d) 776
31. 31.After giving away 163 marbles, a boy has 297 marbles left. How many marbles did he have at first? (a) 450 (b) 134 (c) 470 (d) 460
32. 32.A farmer picks 425 mangoes on Monday and 237 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 178 (b) 198 (c) 188 (d) 662
33. 33.A school has 125 boys and 300 girls. 97 children go on a trip. How many children stay at school? (a) 318 (b) 328 (c) 522 (d) 425
34. 34.A train has 398 passengers. At a station, 163 passengers get off. How many are still on the train? (a) 245 (b) 561 (c) 225 (d) 235
35. 35.A library has 165 books. It buys 50 more. How many books does it have now? (a) 205 (b) 215 (c) 115 (d) 225
36. 36.A farmer picks 442 mangoes on Monday and 137 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 295 (b) 305 (c) 315 (d) 579
37. 37.A farmer picks 446 mangoes on Monday and 200 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 646 (b) 256 (c) 236 (d) 246
38. 38.A school has 196 boys and 137 girls. 72 children go on a trip. How many children stay at school? (a) 261 (b) 333 (c) 405 (d) 251
39. 39.A farmer picks 514 mangoes on Monday and 189 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 325 (b) 315 (c) 703 (d) 335
40. 40.A school has 114 boys and 159 girls. 91 children go on a trip. How many children stay at school? (a) 364 (b) 172 (c) 182 (d) 273

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