Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 912 · 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 234 boys and 105 girls. 143 children go on a trip. How many children stay at school? (a) 339 (b) 186 (c) 482 (d) 196
2. 2.After giving away 101 marbles, a boy has 74 marbles left. How many marbles did he have at first? (a) 165 (b) 176 (c) 185 (d) 175
3. 3.After giving away 117 marbles, a boy has 97 marbles left. How many marbles did he have at first? (a) 204 (b) 214 (c) 224 (d) 215
4. 4.A library has 176 books. It buys 145 more. How many books does it have now? (a) 311 (b) 321 (c) 331 (d) 31
5. 5.A train has 770 passengers. At a station, 360 passengers get off. How many are still on the train? (a) 420 (b) 400 (c) 1130 (d) 410
6. 6.A farmer picks 458 mangoes on Monday and 329 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 139 (b) 129 (c) 787 (d) 119
7. 7.A school has 284 boys and 149 girls. 115 children go on a trip. How many children stay at school? (a) 433 (b) 548 (c) 308 (d) 318
8. 8.A library has 389 books. It buys 136 more. How many books does it have now? (a) 253 (b) 525 (c) 515 (d) 535
9. 9.A train has 533 passengers. At a station, 481 passengers get off. How many are still on the train? (a) 1014 (b) 62 (c) 42 (d) 52
10. 10.A train has 448 passengers. At a station, 245 passengers get off. How many are still on the train? (a) 213 (b) 193 (c) 203 (d) 693
11. 11.A library has 314 books. It buys 151 more. How many books does it have now? (a) 465 (b) 455 (c) 163 (d) 475
12. 12.A school has 266 boys and 217 girls. 147 children go on a trip. How many children stay at school? (a) 483 (b) 326 (c) 630 (d) 336
13. 13.After giving away 67 marbles, a boy has 200 marbles left. How many marbles did he have at first? (a) 267 (b) 257 (c) 277 (d) 133
14. 14.After giving away 150 marbles, a boy has 51 marbles left. How many marbles did he have at first? (a) 211 (b) 201 (c) 191 (d) 202
15. 15.A library has 309 books. It buys 167 more. How many books does it have now? (a) 466 (b) 142 (c) 476 (d) 486
16. 16.A library has 145 books. It buys 342 more. How many books does it have now? (a) 497 (b) 587 (c) 487 (d) 477
17. 17.A library has 340 books. It buys 146 more. How many books does it have now? (a) 496 (b) 486 (c) 476 (d) 194
18. 18.A farmer picks 240 mangoes on Monday and 147 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 387 (b) 93 (c) 103 (d) 83
19. 19.A school has 270 boys and 159 girls. 96 children go on a trip. How many children stay at school? (a) 333 (b) 323 (c) 429 (d) 525
20. 20.A library has 137 books. It buys 146 more. How many books does it have now? (a) 283 (b) 293 (c) 273 (d) 383
21. 21.A library has 251 books. It buys 50 more. How many books does it have now? (a) 201 (b) 311 (c) 301 (d) 291
22. 22.A school has 192 boys and 284 girls. 130 children go on a trip. How many children stay at school? (a) 336 (b) 346 (c) 606 (d) 476
23. 23.A library has 219 books. It buys 209 more. How many books does it have now? (a) 438 (b) 428 (c) 10 (d) 418
24. 24.After giving away 42 marbles, a boy has 69 marbles left. How many marbles did he have at first? (a) 111 (b) 101 (c) 121 (d) 27
25. 25.A library has 268 books. It buys 185 more. How many books does it have now? (a) 463 (b) 453 (c) 83 (d) 443
26. 26.A school has 195 boys and 214 girls. 64 children go on a trip. How many children stay at school? (a) 409 (b) 335 (c) 473 (d) 345
27. 27.A library has 413 books. It buys 214 more. How many books does it have now? (a) 617 (b) 637 (c) 199 (d) 627
28. 28.A train has 381 passengers. At a station, 107 passengers get off. How many are still on the train? (a) 488 (b) 274 (c) 284 (d) 264
29. 29.A library has 392 books. It buys 273 more. How many books does it have now? (a) 119 (b) 665 (c) 655 (d) 675
30. 30.A school has 297 boys and 223 girls. 52 children go on a trip. How many children stay at school? (a) 520 (b) 468 (c) 458 (d) 572
31. 31.A farmer picks 275 mangoes on Monday and 160 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 105 (b) 435 (c) 115 (d) 125
32. 32.After giving away 27 marbles, a boy has 245 marbles left. How many marbles did he have at first? (a) 218 (b) 282 (c) 262 (d) 272
33. 33.A farmer picks 598 mangoes on Monday and 147 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 461 (b) 441 (c) 745 (d) 451
34. 34.A farmer picks 549 mangoes on Monday and 291 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 258 (b) 248 (c) 268 (d) 840
35. 35.A school has 136 boys and 211 girls. 102 children go on a trip. How many children stay at school? (a) 347 (b) 245 (c) 449 (d) 235
36. 36.A train has 300 passengers. At a station, 195 passengers get off. How many are still on the train? (a) 95 (b) 115 (c) 105 (d) 495
37. 37.A school has 299 boys and 263 girls. 90 children go on a trip. How many children stay at school? (a) 472 (b) 652 (c) 562 (d) 462
38. 38.A farmer picks 530 mangoes on Monday and 281 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 259 (b) 249 (c) 811 (d) 239
39. 39.A train has 475 passengers. At a station, 146 passengers get off. How many are still on the train? (a) 621 (b) 319 (c) 339 (d) 329
40. 40.A farmer picks 446 mangoes on Monday and 156 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 280 (b) 290 (c) 300 (d) 602

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