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
- 1.94 − 81 =
- 2.55 − 22 =
- 3.81 − 21 =
- 4.89 − 41 =
- 5.95 − 25 =
- 6.56 − 14 =
- 7.84 − 17 =
- 8.73 − 23 =
- 9.65 − 16 =
- 10.86 − 74 =
- 11.83 − 24 =
- 12.52 − 34 =
- 13.89 − 73 =
- 14.96 − 21 =
- 15.87 − 74 =
- 16.58 − 46 =
- 17.99 − 58 =
- 18.73 − 33 =
- 19.57 − 15 =
- 20.61 − 18 =
- 21.62 − 33 =
- 22.80 − 28 =
- 23.93 − 35 =
- 24.56 − 35 =
- 25.74 − 52 =
- 26.74 − 59 =
- 27.52 − 33 =
- 28.58 − 42 =
- 29.98 − 52 =
- 30.83 − 48 =
- 31.89 − 25 =
- 32.81 − 16 =
- 33.88 − 15 =
- 34.60 − 26 =
- 35.64 − 17 =
- 36.75 − 58 =
- 37.67 − 29 =
- 38.98 − 85 =
- 39.80 − 53 =
- 40.70 − 16 =
Answer key
- 13
- 33
- 60
- 48
- 70
- 42
- 67
- 50
- 49
- 12
- 59
- 18
- 16
- 75
- 13
- 12
- 41
- 40
- 42
- 43
- 29
- 52
- 58
- 21
- 22
- 15
- 19
- 16
- 46
- 35
- 64
- 65
- 73
- 34
- 47
- 17
- 38
- 13
- 27
- 54
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths