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
- 1.67 − 56 =
- 2.73 − 43 =
- 3.74 − 51 =
- 4.74 − 46 =
- 5.52 − 29 =
- 6.59 − 12 =
- 7.59 − 38 =
- 8.53 − 24 =
- 9.94 − 64 =
- 10.53 − 37 =
- 11.81 − 21 =
- 12.88 − 24 =
- 13.75 − 21 =
- 14.98 − 53 =
- 15.72 − 53 =
- 16.68 − 15 =
- 17.61 − 21 =
- 18.71 − 28 =
- 19.78 − 25 =
- 20.73 − 41 =
- 21.63 − 38 =
- 22.69 − 58 =
- 23.61 − 48 =
- 24.94 − 74 =
- 25.55 − 17 =
- 26.72 − 61 =
- 27.96 − 14 =
- 28.67 − 18 =
- 29.86 − 34 =
- 30.65 − 52 =
- 31.64 − 37 =
- 32.67 − 26 =
- 33.59 − 23 =
- 34.76 − 26 =
- 35.58 − 42 =
- 36.57 − 19 =
- 37.82 − 47 =
- 38.54 − 25 =
- 39.62 − 14 =
- 40.83 − 51 =
Answer key
- 11
- 30
- 23
- 28
- 23
- 47
- 21
- 29
- 30
- 16
- 60
- 64
- 54
- 45
- 19
- 53
- 40
- 43
- 53
- 32
- 25
- 11
- 13
- 20
- 38
- 11
- 82
- 49
- 52
- 13
- 27
- 41
- 36
- 50
- 16
- 38
- 35
- 29
- 48
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths