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
- 1.79 − 52 =
- 2.58 − 12 =
- 3.63 − 38 =
- 4.55 − 21 =
- 5.92 − 22 =
- 6.96 − 75 =
- 7.58 − 38 =
- 8.97 − 33 =
- 9.78 − 58 =
- 10.62 − 14 =
- 11.66 − 52 =
- 12.81 − 29 =
- 13.65 − 47 =
- 14.61 − 14 =
- 15.52 − 38 =
- 16.57 − 14 =
- 17.69 − 52 =
- 18.75 − 43 =
- 19.74 − 21 =
- 20.53 − 35 =
- 21.93 − 71 =
- 22.79 − 64 =
- 23.66 − 41 =
- 24.60 − 18 =
- 25.73 − 34 =
- 26.88 − 24 =
- 27.73 − 38 =
- 28.65 − 43 =
- 29.53 − 13 =
- 30.66 − 28 =
- 31.71 − 41 =
- 32.88 − 59 =
- 33.65 − 35 =
- 34.52 − 17 =
- 35.86 − 18 =
- 36.90 − 48 =
- 37.53 − 32 =
- 38.75 − 58 =
- 39.67 − 15 =
- 40.60 − 15 =
Answer key
- 27
- 46
- 25
- 34
- 70
- 21
- 20
- 64
- 20
- 48
- 14
- 52
- 18
- 47
- 14
- 43
- 17
- 32
- 53
- 18
- 22
- 15
- 25
- 42
- 39
- 64
- 35
- 22
- 40
- 38
- 30
- 29
- 30
- 35
- 68
- 42
- 21
- 17
- 52
- 45
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths