Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 219 · 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 154 books. It buys 70 more. How many books does it have now? (a) 214 (b) 84 (c) 224 (d) 234
2. 2.A library has 165 books. It buys 257 more. How many books does it have now? (a) 422 (b) 432 (c) 522 (d) 412
3. 3.After giving away 159 marbles, a boy has 223 marbles left. How many marbles did he have at first? (a) 372 (b) 382 (c) 392 (d) 64
4. 4.A library has 197 books. It buys 53 more. How many books does it have now? (a) 260 (b) 240 (c) 144 (d) 250
5. 5.After giving away 24 marbles, a boy has 84 marbles left. How many marbles did he have at first? (a) 98 (b) 60 (c) 118 (d) 108
6. 6.A school has 199 boys and 155 girls. 127 children go on a trip. How many children stay at school? (a) 227 (b) 217 (c) 354 (d) 481
7. 7.A train has 473 passengers. At a station, 148 passengers get off. How many are still on the train? (a) 335 (b) 621 (c) 325 (d) 315
8. 8.A library has 200 books. It buys 165 more. How many books does it have now? (a) 355 (b) 375 (c) 35 (d) 365
9. 9.A library has 314 books. It buys 105 more. How many books does it have now? (a) 409 (b) 209 (c) 429 (d) 419
10. 10.After giving away 124 marbles, a boy has 60 marbles left. How many marbles did he have at first? (a) 184 (b) 185 (c) 194 (d) 174
11. 11.A school has 211 boys and 159 girls. 104 children go on a trip. How many children stay at school? (a) 370 (b) 256 (c) 266 (d) 474
12. 12.A library has 474 books. It buys 95 more. How many books does it have now? (a) 579 (b) 559 (c) 569 (d) 379
13. 13.A train has 584 passengers. At a station, 200 passengers get off. How many are still on the train? (a) 384 (b) 374 (c) 784 (d) 394
14. 14.A train has 407 passengers. At a station, 113 passengers get off. How many are still on the train? (a) 284 (b) 294 (c) 304 (d) 520
15. 15.A library has 124 books. It buys 274 more. How many books does it have now? (a) 498 (b) 388 (c) 408 (d) 398
16. 16.A library has 141 books. It buys 290 more. How many books does it have now? (a) 431 (b) 531 (c) 441 (d) 421
17. 17.A train has 430 passengers. At a station, 191 passengers get off. How many are still on the train? (a) 249 (b) 229 (c) 621 (d) 239
18. 18.After giving away 128 marbles, a boy has 279 marbles left. How many marbles did he have at first? (a) 417 (b) 407 (c) 397 (d) 151
19. 19.After giving away 187 marbles, a boy has 28 marbles left. How many marbles did he have at first? (a) 216 (b) 215 (c) 225 (d) 205
20. 20.A train has 540 passengers. At a station, 398 passengers get off. How many are still on the train? (a) 938 (b) 152 (c) 142 (d) 132
21. 21.A school has 236 boys and 111 girls. 101 children go on a trip. How many children stay at school? (a) 448 (b) 347 (c) 246 (d) 236
22. 22.A library has 407 books. It buys 87 more. How many books does it have now? (a) 320 (b) 484 (c) 504 (d) 494
23. 23.After giving away 61 marbles, a boy has 82 marbles left. How many marbles did he have at first? (a) 143 (b) 133 (c) 153 (d) 21
24. 24.A library has 168 books. It buys 281 more. How many books does it have now? (a) 439 (b) 449 (c) 549 (d) 459
25. 25.A school has 243 boys and 201 girls. 91 children go on a trip. How many children stay at school? (a) 353 (b) 535 (c) 444 (d) 343
26. 26.A library has 307 books. It buys 116 more. How many books does it have now? (a) 191 (b) 413 (c) 433 (d) 423
27. 27.A library has 466 books. It buys 314 more. How many books does it have now? (a) 790 (b) 770 (c) 152 (d) 780
28. 28.A library has 159 books. It buys 216 more. How many books does it have now? (a) 475 (b) 365 (c) 375 (d) 385
29. 29.A school has 162 boys and 272 girls. 58 children go on a trip. How many children stay at school? (a) 492 (b) 366 (c) 434 (d) 376
30. 30.A school has 242 boys and 248 girls. 52 children go on a trip. How many children stay at school? (a) 438 (b) 428 (c) 490 (d) 542
31. 31.A library has 293 books. It buys 75 more. How many books does it have now? (a) 358 (b) 368 (c) 218 (d) 378
32. 32.After giving away 36 marbles, a boy has 227 marbles left. How many marbles did he have at first? (a) 273 (b) 263 (c) 253 (d) 191
33. 33.A train has 584 passengers. At a station, 299 passengers get off. How many are still on the train? (a) 883 (b) 275 (c) 285 (d) 295
34. 34.A library has 201 books. It buys 216 more. How many books does it have now? (a) 417 (b) 517 (c) 427 (d) 407
35. 35.After giving away 171 marbles, a boy has 212 marbles left. How many marbles did he have at first? (a) 393 (b) 383 (c) 41 (d) 373
36. 36.A library has 448 books. It buys 316 more. How many books does it have now? (a) 132 (b) 764 (c) 754 (d) 774
37. 37.A school has 269 boys and 243 girls. 91 children go on a trip. How many children stay at school? (a) 421 (b) 603 (c) 512 (d) 411
38. 38.After giving away 20 marbles, a boy has 232 marbles left. How many marbles did he have at first? (a) 212 (b) 262 (c) 252 (d) 242
39. 39.A farmer picks 509 mangoes on Monday and 216 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 283 (b) 725 (c) 303 (d) 293
40. 40.After giving away 152 marbles, a boy has 180 marbles left. How many marbles did he have at first? (a) 332 (b) 322 (c) 28 (d) 342

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