Subtraction by Counting Up Worksheet

Mental maths lesson 5: Subtract by counting up · Set 153 · 40 questions

How to do it in your head (Count up): Start at the smaller number. Jump to the next ten, then the next hundred, then to the bigger number. Add up all the jumps.

1. 1.521 − 480 =
2. 2.222 − 181 =
3. 3.65 − 44 =
4. 4.52 − 26 =
5. 5.68 − 25 =
6. 6.216 − 196 =
7. 7.223 − 191 =
8. 8.520 − 496 =
9. 9.130 − 86 =
10. 10.109 − 96 =
11. 11.503 − 484 =
12. 12.1009 − 990 =
13. 13.223 − 177 =
14. 14.52 − 31 =
15. 15.117 − 85 =
16. 16.313 − 298 =
17. 17.52 − 47 =
18. 18.330 − 297 =
19. 19.221 − 198 =
20. 20.1014 − 975 =
21. 21.1016 − 980 =
22. 22.58 − 47 =
23. 23.505 − 485 =
24. 24.88 − 58 =
25. 25.228 − 198 =
26. 26.210 − 197 =
27. 27.506 − 484 =
28. 28.128 − 80 =
29. 29.106 − 86 =
30. 30.114 − 86 =
31. 31.84 − 68 =
32. 32.102 − 58 =
33. 33.227 − 197 =
34. 34.1020 − 996 =
35. 35.77 − 41 =
36. 36.103 − 87 =
37. 37.1015 − 996 =
38. 38.88 − 68 =
39. 39.67 − 35 =
40. 40.212 − 189 =

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