Mental Subtraction Worksheet for Class 2 and 3
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).
NameDateTime takenScore ___ / 40
- 1.89 − 56 =
- 2.92 − 76 =
- 3.61 − 39 =
- 4.79 − 44 =
- 5.92 − 29 =
- 6.56 − 36 =
- 7.52 − 29 =
- 8.99 − 21 =
- 9.77 − 13 =
- 10.96 − 42 =
- 11.67 − 21 =
- 12.77 − 64 =
- 13.55 − 12 =
- 14.81 − 68 =
- 15.60 − 41 =
- 16.94 − 75 =
- 17.71 − 31 =
- 18.68 − 48 =
- 19.71 − 55 =
- 20.53 − 19 =
- 21.92 − 77 =
- 22.57 − 47 =
- 23.79 − 26 =
- 24.86 − 34 =
- 25.76 − 39 =
- 26.77 − 52 =
- 27.96 − 79 =
- 28.95 − 67 =
- 29.95 − 19 =
- 30.53 − 38 =
- 31.53 − 28 =
- 32.74 − 12 =
- 33.60 − 33 =
- 34.87 − 64 =
- 35.73 − 18 =
- 36.58 − 15 =
- 37.75 − 24 =
- 38.62 − 44 =
- 39.93 − 18 =
- 40.76 − 26 =
Answer key
- 33
- 16
- 22
- 35
- 63
- 20
- 23
- 78
- 64
- 54
- 46
- 13
- 43
- 13
- 19
- 19
- 40
- 20
- 16
- 34
- 15
- 10
- 53
- 52
- 37
- 25
- 17
- 28
- 76
- 15
- 25
- 62
- 27
- 23
- 55
- 43
- 51
- 18
- 75
- 50
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths