Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 637 · 40 questions

How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).

1. 1.99 − 85 =
2. 2.64 − 49 =
3. 3.87 − 12 =
4. 4.99 − 73 =
5. 5.62 − 34 =
6. 6.74 − 61 =
7. 7.95 − 25 =
8. 8.59 − 15 =
9. 9.52 − 41 =
10. 10.98 − 25 =
11. 11.64 − 51 =
12. 12.65 − 15 =
13. 13.54 − 37 =
14. 14.64 − 24 =
15. 15.94 − 71 =
16. 16.64 − 25 =
17. 17.86 − 12 =
18. 18.53 − 36 =
19. 19.71 − 58 =
20. 20.68 − 37 =
21. 21.95 − 63 =
22. 22.96 − 29 =
23. 23.66 − 31 =
24. 24.97 − 69 =
25. 25.70 − 18 =
26. 26.59 − 21 =
27. 27.81 − 13 =
28. 28.91 − 51 =
29. 29.72 − 49 =
30. 30.71 − 56 =
31. 31.69 − 19 =
32. 32.90 − 55 =
33. 33.98 − 19 =
34. 34.59 − 12 =
35. 35.90 − 15 =
36. 36.84 − 29 =
37. 37.68 − 53 =
38. 38.97 − 57 =
39. 39.62 − 12 =
40. 40.99 − 24 =

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