Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 208 · 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. 1.98 − 17 =
2. 2.57 − 34 =
3. 3.95 − 42 =
4. 4.54 − 18 =
5. 5.80 − 42 =
6. 6.58 − 38 =
7. 7.62 − 12 =
8. 8.70 − 21 =
9. 9.52 − 26 =
10. 10.88 − 44 =
11. 11.55 − 33 =
12. 12.72 − 32 =
13. 13.55 − 38 =
14. 14.90 − 54 =
15. 15.55 − 36 =
16. 16.89 − 41 =
17. 17.58 − 46 =
18. 18.99 − 39 =
19. 19.87 − 67 =
20. 20.93 − 76 =
21. 21.80 − 45 =
22. 22.64 − 51 =
23. 23.96 − 81 =
24. 24.99 − 31 =
25. 25.56 − 41 =
26. 26.73 − 23 =
27. 27.87 − 46 =
28. 28.71 − 17 =
29. 29.55 − 29 =
30. 30.98 − 23 =
31. 31.60 − 28 =
32. 32.67 − 25 =
33. 33.91 − 17 =
34. 34.94 − 57 =
35. 35.55 − 15 =
36. 36.78 − 51 =
37. 37.57 − 44 =
38. 38.98 − 84 =
39. 39.56 − 14 =
40. 40.63 − 37 =

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