Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 12 · 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. 1.54 − 43 =
2. 2.98 − 86 =
3. 3.70 − 21 =
4. 4.82 − 66 =
5. 5.96 − 12 =
6. 6.85 − 13 =
7. 7.60 − 47 =
8. 8.59 − 33 =
9. 9.66 − 22 =
10. 10.72 − 49 =
11. 11.62 − 21 =
12. 12.52 − 41 =
13. 13.61 − 48 =
14. 14.99 − 25 =
15. 15.62 − 28 =
16. 16.96 − 18 =
17. 17.82 − 17 =
18. 18.53 − 21 =
19. 19.94 − 26 =
20. 20.79 − 52 =
21. 21.93 − 45 =
22. 22.55 − 12 =
23. 23.61 − 41 =
24. 24.76 − 48 =
25. 25.84 − 39 =
26. 26.90 − 25 =
27. 27.98 − 66 =
28. 28.64 − 19 =
29. 29.63 − 49 =
30. 30.95 − 36 =
31. 31.80 − 15 =
32. 32.91 − 17 =
33. 33.66 − 55 =
34. 34.67 − 18 =
35. 35.82 − 21 =
36. 36.60 − 21 =
37. 37.83 − 64 =
38. 38.54 − 15 =
39. 39.61 − 21 =
40. 40.84 − 61 =

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