Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 318 · 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.After giving away 85 marbles, a boy has 56 marbles left. How many marbles did he have at first? (a) 142 (b) 131 (c) 141 (d) 151
2. 2.A library has 147 books. It buys 230 more. How many books does it have now? (a) 387 (b) 477 (c) 377 (d) 367
3. 3.A library has 152 books. It buys 213 more. How many books does it have now? (a) 375 (b) 465 (c) 355 (d) 365
4. 4.A train has 391 passengers. At a station, 329 passengers get off. How many are still on the train? (a) 62 (b) 72 (c) 52 (d) 720
5. 5.A library has 260 books. It buys 163 more. How many books does it have now? (a) 433 (b) 413 (c) 97 (d) 423
6. 6.A school has 175 boys and 151 girls. 150 children go on a trip. How many children stay at school? (a) 326 (b) 476 (c) 176 (d) 166
7. 7.A library has 171 books. It buys 308 more. How many books does it have now? (a) 579 (b) 469 (c) 479 (d) 489
8. 8.A school has 153 boys and 235 girls. 145 children go on a trip. How many children stay at school? (a) 533 (b) 388 (c) 243 (d) 233
9. 9.A train has 473 passengers. At a station, 174 passengers get off. How many are still on the train? (a) 647 (b) 309 (c) 299 (d) 289
10. 10.A farmer picks 335 mangoes on Monday and 255 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 80 (b) 70 (c) 590 (d) 90
11. 11.A farmer picks 511 mangoes on Monday and 111 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 390 (b) 400 (c) 622 (d) 410
12. 12.After giving away 111 marbles, a boy has 97 marbles left. How many marbles did he have at first? (a) 209 (b) 198 (c) 208 (d) 218
13. 13.A library has 188 books. It buys 116 more. How many books does it have now? (a) 294 (b) 304 (c) 314 (d) 72
14. 14.A school has 217 boys and 156 girls. 95 children go on a trip. How many children stay at school? (a) 278 (b) 373 (c) 468 (d) 268
15. 15.A school has 145 boys and 184 girls. 88 children go on a trip. How many children stay at school? (a) 329 (b) 417 (c) 241 (d) 231
16. 16.A library has 435 books. It buys 341 more. How many books does it have now? (a) 776 (b) 766 (c) 786 (d) 94
17. 17.After giving away 140 marbles, a boy has 186 marbles left. How many marbles did he have at first? (a) 326 (b) 336 (c) 46 (d) 316
18. 18.A farmer picks 447 mangoes on Monday and 251 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 186 (b) 698 (c) 206 (d) 196
19. 19.A school has 254 boys and 183 girls. 91 children go on a trip. How many children stay at school? (a) 336 (b) 528 (c) 346 (d) 437
20. 20.After giving away 147 marbles, a boy has 159 marbles left. How many marbles did he have at first? (a) 12 (b) 296 (c) 306 (d) 316
21. 21.A school has 204 boys and 155 girls. 128 children go on a trip. How many children stay at school? (a) 221 (b) 487 (c) 359 (d) 231
22. 22.A farmer picks 435 mangoes on Monday and 346 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 781 (b) 89 (c) 99 (d) 79
23. 23.A school has 299 boys and 140 girls. 126 children go on a trip. How many children stay at school? (a) 303 (b) 565 (c) 439 (d) 313
24. 24.A school has 111 boys and 126 girls. 77 children go on a trip. How many children stay at school? (a) 150 (b) 314 (c) 237 (d) 160
25. 25.A farmer picks 484 mangoes on Monday and 286 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 188 (b) 770 (c) 198 (d) 208
26. 26.A school has 126 boys and 208 girls. 79 children go on a trip. How many children stay at school? (a) 413 (b) 334 (c) 245 (d) 255
27. 27.A school has 247 boys and 182 girls. 65 children go on a trip. How many children stay at school? (a) 354 (b) 494 (c) 364 (d) 429
28. 28.After giving away 59 marbles, a boy has 269 marbles left. How many marbles did he have at first? (a) 338 (b) 328 (c) 318 (d) 210
29. 29.A train has 421 passengers. At a station, 346 passengers get off. How many are still on the train? (a) 85 (b) 767 (c) 65 (d) 75
30. 30.A farmer picks 573 mangoes on Monday and 183 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 380 (b) 400 (c) 756 (d) 390
31. 31.A farmer picks 426 mangoes on Monday and 375 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 41 (b) 61 (c) 801 (d) 51
32. 32.After giving away 178 marbles, a boy has 79 marbles left. How many marbles did he have at first? (a) 267 (b) 258 (c) 257 (d) 247
33. 33.A school has 215 boys and 106 girls. 76 children go on a trip. How many children stay at school? (a) 397 (b) 321 (c) 235 (d) 245
34. 34.After giving away 93 marbles, a boy has 29 marbles left. How many marbles did he have at first? (a) 112 (b) 122 (c) 123 (d) 132
35. 35.A school has 190 boys and 140 girls. 112 children go on a trip. How many children stay at school? (a) 330 (b) 218 (c) 442 (d) 208
36. 36.A train has 739 passengers. At a station, 487 passengers get off. How many are still on the train? (a) 262 (b) 242 (c) 1226 (d) 252
37. 37.A train has 761 passengers. At a station, 430 passengers get off. How many are still on the train? (a) 1191 (b) 331 (c) 321 (d) 341
38. 38.After giving away 175 marbles, a boy has 278 marbles left. How many marbles did he have at first? (a) 103 (b) 453 (c) 463 (d) 443
39. 39.After giving away 92 marbles, a boy has 215 marbles left. How many marbles did he have at first? (a) 297 (b) 317 (c) 123 (d) 307
40. 40.A train has 404 passengers. At a station, 153 passengers get off. How many are still on the train? (a) 241 (b) 261 (c) 557 (d) 251

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