Mental Subtraction Worksheet for Class 2 and 3

Mental maths lesson 7: Subtract 2-digit numbers left to right · Set 939 · 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. 1.89 − 75 =
2. 2.55 − 35 =
3. 3.91 − 17 =
4. 4.87 − 59 =
5. 5.78 − 37 =
6. 6.96 − 79 =
7. 7.99 − 87 =
8. 8.87 − 63 =
9. 9.62 − 22 =
10. 10.62 − 21 =
11. 11.63 − 44 =
12. 12.92 − 21 =
13. 13.83 − 28 =
14. 14.56 − 22 =
15. 15.57 − 34 =
16. 16.68 − 33 =
17. 17.72 − 35 =
18. 18.97 − 79 =
19. 19.93 − 58 =
20. 20.72 − 32 =
21. 21.60 − 43 =
22. 22.57 − 38 =
23. 23.53 − 32 =
24. 24.70 − 58 =
25. 25.84 − 25 =
26. 26.71 − 52 =
27. 27.84 − 65 =
28. 28.61 − 39 =
29. 29.93 − 49 =
30. 30.98 − 17 =
31. 31.76 − 33 =
32. 32.62 − 24 =
33. 33.96 − 28 =
34. 34.76 − 34 =
35. 35.95 − 17 =
36. 36.84 − 52 =
37. 37.82 − 47 =
38. 38.59 − 25 =
39. 39.99 − 84 =
40. 40.88 − 13 =

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