Math 3 · Unit 3: Addition, subtraction and money · Cambridge Primary Maths Stage 3

Questions

1. 1. 64 − 7 = ?

   • 57
   • 63
   • 67
   • 53
   Check

2. 2. 25 − 8 = ?

   • 13
   • 23
   • 33
   • 17
   Check

3. 3. 243 − 7 = ?

   • 244
   • 236
   • 246
   • 173
   Check

4. 4. 184 − 42 = ?

   • 144
   • 122
   • 142
   • 226
   Check

5. 5. 458 − 246 = ?

   • 704
   • 202
   • 222
   • 212
   Check

6. 6. 373 − 217 = ?

   • 156
   • 166
   • 144
   • 590
   Check

7. 7. Which subtraction needs regrouping?

   • 76 − 23
   • 47 − 3
   • 72 − 17
   • 57 − 7
   Check

8. 8. A shop has 268 metres of rope. Minh buys 5 metres. How much is left?

   • 263 metres
   • 218 metres
   • 273 metres
   • 258 metres
   Check

9. 9. 763 children attend a school. 38 are away. How many are in school?

   • 725
   • 715
   • 735
   • 801
   Check

10. 10. 362 people are on a train. 47 get off. How many are left?

    • 315
    • 325
    • 305
    • 409
    Check

11. 11. 763 children attend a school. 427 are girls. How many are boys?

    • 1190
    • 346
    • 336
    • 326
    Check

12. 12. What is the difference between 426 and 483?

    • 63
    • 57
    • 67
    • 909
    Check

13. 13. Estimate 361 − 33.

    • 360 − 30 = 330
    • 360 − 40 = 320
    • 300 − 30 = 270
    • 400 − 33 = 367
    Check

14. 14. 179 − 37 = ?

    • 142
    • 132
    • 152
    • 216
    Check

15. 15. 55? − 32? = 232. The first number is 559. What is the second number?

    • 327
    • 317
    • 791
    • 337
    Check

16. 16. 93 − 8 = ?

    • 81
    • 85
    • 15
    • 95
    Check