Maths Olympiad Class 3 Word Problems Worksheet

Maths Olympiad topic 3: Addition and subtraction word problems · Set 977 · 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 161 marbles, a boy has 207 marbles left. How many marbles did he have at first? (a) 46 (b) 358 (c) 368 (d) 378
2. 2.A library has 332 books. It buys 57 more. How many books does it have now? (a) 399 (b) 389 (c) 379 (d) 275
3. 3.After giving away 193 marbles, a boy has 226 marbles left. How many marbles did he have at first? (a) 429 (b) 33 (c) 409 (d) 419
4. 4.After giving away 61 marbles, a boy has 277 marbles left. How many marbles did he have at first? (a) 216 (b) 348 (c) 328 (d) 338
5. 5.After giving away 78 marbles, a boy has 114 marbles left. How many marbles did he have at first? (a) 192 (b) 202 (c) 182 (d) 36
6. 6.A train has 777 passengers. At a station, 106 passengers get off. How many are still on the train? (a) 681 (b) 671 (c) 661 (d) 883
7. 7.A school has 185 boys and 106 girls. 75 children go on a trip. How many children stay at school? (a) 291 (b) 366 (c) 206 (d) 216
8. 8.A library has 190 books. It buys 147 more. How many books does it have now? (a) 327 (b) 43 (c) 347 (d) 337
9. 9.A school has 231 boys and 163 girls. 97 children go on a trip. How many children stay at school? (a) 287 (b) 491 (c) 297 (d) 394
10. 10.After giving away 91 marbles, a boy has 255 marbles left. How many marbles did he have at first? (a) 164 (b) 336 (c) 346 (d) 356
11. 11.A library has 186 books. It buys 235 more. How many books does it have now? (a) 431 (b) 521 (c) 411 (d) 421
12. 12.A library has 383 books. It buys 52 more. How many books does it have now? (a) 435 (b) 425 (c) 445 (d) 331
13. 13.After giving away 166 marbles, a boy has 54 marbles left. How many marbles did he have at first? (a) 220 (b) 210 (c) 230 (d) 221
14. 14.A library has 290 books. It buys 165 more. How many books does it have now? (a) 455 (b) 445 (c) 465 (d) 125
15. 15.A school has 182 boys and 200 girls. 66 children go on a trip. How many children stay at school? (a) 382 (b) 316 (c) 448 (d) 306
16. 16.A train has 678 passengers. At a station, 142 passengers get off. How many are still on the train? (a) 536 (b) 526 (c) 546 (d) 820
17. 17.A train has 323 passengers. At a station, 131 passengers get off. How many are still on the train? (a) 202 (b) 454 (c) 192 (d) 182
18. 18.A school has 114 boys and 249 girls. 103 children go on a trip. How many children stay at school? (a) 250 (b) 466 (c) 363 (d) 260
19. 19.A train has 480 passengers. At a station, 372 passengers get off. How many are still on the train? (a) 118 (b) 108 (c) 852 (d) 98
20. 20.A train has 518 passengers. At a station, 260 passengers get off. How many are still on the train? (a) 258 (b) 778 (c) 248 (d) 268
21. 21.After giving away 62 marbles, a boy has 248 marbles left. How many marbles did he have at first? (a) 320 (b) 300 (c) 310 (d) 186
22. 22.After giving away 177 marbles, a boy has 234 marbles left. How many marbles did he have at first? (a) 421 (b) 401 (c) 57 (d) 411
23. 23.A school has 215 boys and 180 girls. 102 children go on a trip. How many children stay at school? (a) 395 (b) 283 (c) 293 (d) 497
24. 24.After giving away 95 marbles, a boy has 283 marbles left. How many marbles did he have at first? (a) 388 (b) 368 (c) 378 (d) 188
25. 25.After giving away 95 marbles, a boy has 40 marbles left. How many marbles did he have at first? (a) 136 (b) 145 (c) 125 (d) 135
26. 26.A library has 396 books. It buys 138 more. How many books does it have now? (a) 544 (b) 534 (c) 524 (d) 258
27. 27.A farmer picks 548 mangoes on Monday and 374 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 184 (b) 164 (c) 174 (d) 922
28. 28.A library has 218 books. It buys 86 more. How many books does it have now? (a) 132 (b) 294 (c) 314 (d) 304
29. 29.A train has 734 passengers. At a station, 401 passengers get off. How many are still on the train? (a) 1135 (b) 343 (c) 333 (d) 323
30. 30.A train has 685 passengers. At a station, 412 passengers get off. How many are still on the train? (a) 263 (b) 283 (c) 1097 (d) 273
31. 31.A train has 706 passengers. At a station, 649 passengers get off. How many are still on the train? (a) 67 (b) 1355 (c) 57 (d) 47
32. 32.A train has 524 passengers. At a station, 231 passengers get off. How many are still on the train? (a) 755 (b) 293 (c) 303 (d) 283
33. 33.A library has 457 books. It buys 276 more. How many books does it have now? (a) 743 (b) 181 (c) 723 (d) 733
34. 34.A library has 274 books. It buys 175 more. How many books does it have now? (a) 439 (b) 99 (c) 449 (d) 459
35. 35.After giving away 94 marbles, a boy has 270 marbles left. How many marbles did he have at first? (a) 374 (b) 354 (c) 364 (d) 176
36. 36.A library has 223 books. It buys 285 more. How many books does it have now? (a) 498 (b) 608 (c) 518 (d) 508
37. 37.A school has 171 boys and 194 girls. 75 children go on a trip. How many children stay at school? (a) 440 (b) 280 (c) 290 (d) 365
38. 38.A school has 300 boys and 222 girls. 118 children go on a trip. How many children stay at school? (a) 522 (b) 404 (c) 640 (d) 394
39. 39.After giving away 93 marbles, a boy has 47 marbles left. How many marbles did he have at first? (a) 150 (b) 140 (c) 141 (d) 130
40. 40.A farmer picks 462 mangoes on Monday and 372 mangoes on Tuesday. How many more mangoes did he pick on Monday? (a) 834 (b) 100 (c) 90 (d) 80

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