Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 645 · 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. 1.62 − 14 =
2. 2.56 − 31 =
3. 3.95 − 83 =
4. 4.57 − 21 =
5. 5.93 − 38 =
6. 6.58 − 29 =
7. 7.81 − 41 =
8. 8.82 − 64 =
9. 9.97 − 48 =
10. 10.95 − 39 =
11. 11.74 − 55 =
12. 12.82 − 68 =
13. 13.91 − 78 =
14. 14.81 − 21 =
15. 15.93 − 79 =
16. 16.64 − 29 =
17. 17.74 − 21 =
18. 18.98 − 22 =
19. 19.81 − 13 =
20. 20.89 − 65 =
21. 21.91 − 74 =
22. 22.90 − 24 =
23. 23.52 − 28 =
24. 24.87 − 13 =
25. 25.89 − 35 =
26. 26.62 − 44 =
27. 27.97 − 22 =
28. 28.70 − 55 =
29. 29.88 − 78 =
30. 30.88 − 45 =
31. 31.97 − 67 =
32. 32.96 − 25 =
33. 33.74 − 12 =
34. 34.77 − 36 =
35. 35.68 − 43 =
36. 36.91 − 73 =
37. 37.90 − 66 =
38. 38.59 − 12 =
39. 39.53 − 37 =
40. 40.91 − 55 =

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