Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 823 · 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 427 books. It buys 306 more. How many books does it have now? (a) 733 (b) 743 (c) 723 (d) 121
2. 2.A farmer picks 341 mangoes on Monday and 201 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 150 (b) 140 (c) 130 (d) 542
3. 3.A train has 743 passengers. At a station, 262 passengers get off. How many are still on the train? (a) 1005 (b) 471 (c) 481 (d) 491
4. 4.After giving away 108 marbles, a boy has 218 marbles left. How many marbles did he have at first? (a) 110 (b) 336 (c) 326 (d) 316
5. 5.A train has 483 passengers. At a station, 390 passengers get off. How many are still on the train? (a) 93 (b) 873 (c) 83 (d) 103
6. 6.A school has 201 boys and 209 girls. 108 children go on a trip. How many children stay at school? (a) 292 (b) 302 (c) 518 (d) 410
7. 7.After giving away 33 marbles, a boy has 210 marbles left. How many marbles did he have at first? (a) 177 (b) 233 (c) 243 (d) 253
8. 8.A train has 520 passengers. At a station, 208 passengers get off. How many are still on the train? (a) 302 (b) 322 (c) 728 (d) 312
9. 9.After giving away 165 marbles, a boy has 270 marbles left. How many marbles did he have at first? (a) 425 (b) 445 (c) 105 (d) 435
10. 10.A library has 219 books. It buys 186 more. How many books does it have now? (a) 33 (b) 395 (c) 405 (d) 415
11. 11.A school has 133 boys and 156 girls. 68 children go on a trip. How many children stay at school? (a) 211 (b) 357 (c) 221 (d) 289
12. 12.A school has 173 boys and 276 girls. 144 children go on a trip. How many children stay at school? (a) 593 (b) 305 (c) 449 (d) 295
13. 13.After giving away 53 marbles, a boy has 121 marbles left. How many marbles did he have at first? (a) 68 (b) 164 (c) 174 (d) 184
14. 14.A train has 790 passengers. At a station, 671 passengers get off. How many are still on the train? (a) 109 (b) 119 (c) 129 (d) 1461
15. 15.After giving away 75 marbles, a boy has 138 marbles left. How many marbles did he have at first? (a) 63 (b) 203 (c) 223 (d) 213
16. 16.A library has 343 books. It buys 201 more. How many books does it have now? (a) 554 (b) 544 (c) 142 (d) 534
17. 17.A farmer picks 559 mangoes on Monday and 281 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 840 (b) 288 (c) 278 (d) 268
18. 18.A school has 246 boys and 122 girls. 81 children go on a trip. How many children stay at school? (a) 277 (b) 368 (c) 287 (d) 449
19. 19.A library has 384 books. It buys 197 more. How many books does it have now? (a) 591 (b) 581 (c) 187 (d) 571
20. 20.A farmer picks 237 mangoes on Monday and 150 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 97 (b) 387 (c) 87 (d) 77
21. 21.A school has 126 boys and 141 girls. 128 children go on a trip. How many children stay at school? (a) 129 (b) 267 (c) 395 (d) 139
22. 22.After giving away 101 marbles, a boy has 26 marbles left. How many marbles did he have at first? (a) 128 (b) 137 (c) 117 (d) 127
23. 23.A train has 677 passengers. At a station, 408 passengers get off. How many are still on the train? (a) 269 (b) 279 (c) 259 (d) 1085
24. 24.After giving away 194 marbles, a boy has 90 marbles left. How many marbles did he have at first? (a) 285 (b) 294 (c) 284 (d) 274
25. 25.After giving away 154 marbles, a boy has 251 marbles left. How many marbles did he have at first? (a) 415 (b) 405 (c) 395 (d) 97
26. 26.A train has 443 passengers. At a station, 196 passengers get off. How many are still on the train? (a) 237 (b) 247 (c) 639 (d) 257
27. 27.A farmer picks 447 mangoes on Monday and 327 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 774 (b) 120 (c) 110 (d) 130
28. 28.A train has 575 passengers. At a station, 217 passengers get off. How many are still on the train? (a) 358 (b) 368 (c) 792 (d) 348
29. 29.A farmer picks 424 mangoes on Monday and 353 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 81 (b) 777 (c) 61 (d) 71
30. 30.A train has 736 passengers. At a station, 156 passengers get off. How many are still on the train? (a) 590 (b) 570 (c) 892 (d) 580
31. 31.A farmer picks 409 mangoes on Monday and 176 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 223 (b) 243 (c) 585 (d) 233
32. 32.A train has 593 passengers. At a station, 461 passengers get off. How many are still on the train? (a) 122 (b) 132 (c) 1054 (d) 142
33. 33.A farmer picks 542 mangoes on Monday and 344 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 208 (b) 198 (c) 188 (d) 886
34. 34.After giving away 92 marbles, a boy has 279 marbles left. How many marbles did he have at first? (a) 361 (b) 381 (c) 371 (d) 187
35. 35.After giving away 165 marbles, a boy has 105 marbles left. How many marbles did he have at first? (a) 280 (b) 270 (c) 260 (d) 271
36. 36.A train has 362 passengers. At a station, 127 passengers get off. How many are still on the train? (a) 235 (b) 225 (c) 489 (d) 245
37. 37.A train has 682 passengers. At a station, 425 passengers get off. How many are still on the train? (a) 267 (b) 257 (c) 247 (d) 1107
38. 38.A farmer picks 439 mangoes on Monday and 358 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 81 (b) 91 (c) 71 (d) 797
39. 39.After giving away 143 marbles, a boy has 53 marbles left. How many marbles did he have at first? (a) 197 (b) 196 (c) 206 (d) 186
40. 40.A train has 503 passengers. At a station, 291 passengers get off. How many are still on the train? (a) 794 (b) 202 (c) 212 (d) 222

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