Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 212 · 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 − 71 =
2. 2.66 − 55 =
3. 3.53 − 35 =
4. 4.82 − 41 =
5. 5.53 − 31 =
6. 6.90 − 35 =
7. 7.80 − 66 =
8. 8.62 − 24 =
9. 9.71 − 54 =
10. 10.75 − 37 =
11. 11.93 − 57 =
12. 12.56 − 35 =
13. 13.61 − 41 =
14. 14.55 − 23 =
15. 15.59 − 37 =
16. 16.95 − 33 =
17. 17.89 − 68 =
18. 18.92 − 61 =
19. 19.87 − 68 =
20. 20.58 − 24 =
21. 21.54 − 33 =
22. 22.85 − 21 =
23. 23.78 − 31 =
24. 24.74 − 32 =
25. 25.86 − 58 =
26. 26.63 − 24 =
27. 27.58 − 21 =
28. 28.63 − 44 =
29. 29.81 − 37 =
30. 30.77 − 57 =
31. 31.62 − 17 =
32. 32.99 − 29 =
33. 33.54 − 29 =
34. 34.57 − 16 =
35. 35.70 − 29 =
36. 36.65 − 51 =
37. 37.67 − 18 =
38. 38.59 − 15 =
39. 39.88 − 37 =
40. 40.96 − 23 =

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