Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 151 · 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. 1.52 − 33 =
2. 2.59 − 36 =
3. 3.52 − 23 =
4. 4.70 − 25 =
5. 5.70 − 21 =
6. 6.73 − 45 =
7. 7.87 − 12 =
8. 8.65 − 48 =
9. 9.88 − 13 =
10. 10.96 − 41 =
11. 11.89 − 42 =
12. 12.88 − 47 =
13. 13.91 − 77 =
14. 14.93 − 31 =
15. 15.58 − 12 =
16. 16.97 − 17 =
17. 17.64 − 34 =
18. 18.63 − 22 =
19. 19.86 − 33 =
20. 20.86 − 63 =
21. 21.64 − 22 =
22. 22.53 − 38 =
23. 23.60 − 34 =
24. 24.92 − 42 =
25. 25.84 − 41 =
26. 26.88 − 44 =
27. 27.64 − 16 =
28. 28.60 − 48 =
29. 29.55 − 25 =
30. 30.73 − 62 =
31. 31.63 − 37 =
32. 32.55 − 27 =
33. 33.55 − 16 =
34. 34.74 − 37 =
35. 35.60 − 19 =
36. 36.81 − 47 =
37. 37.58 − 42 =
38. 38.58 − 31 =
39. 39.83 − 39 =
40. 40.99 − 24 =

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