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
- 1.92 − 48 =
- 2.99 − 19 =
- 3.70 − 21 =
- 4.92 − 19 =
- 5.98 − 41 =
- 6.68 − 21 =
- 7.81 − 47 =
- 8.93 − 63 =
- 9.67 − 47 =
- 10.93 − 18 =
- 11.89 − 19 =
- 12.54 − 39 =
- 13.85 − 48 =
- 14.55 − 43 =
- 15.56 − 18 =
- 16.79 − 64 =
- 17.56 − 14 =
- 18.58 − 17 =
- 19.57 − 34 =
- 20.97 − 64 =
- 21.86 − 73 =
- 22.56 − 24 =
- 23.56 − 29 =
- 24.99 − 89 =
- 25.97 − 25 =
- 26.95 − 64 =
- 27.86 − 51 =
- 28.73 − 24 =
- 29.77 − 35 =
- 30.98 − 16 =
- 31.55 − 36 =
- 32.75 − 12 =
- 33.96 − 46 =
- 34.86 − 75 =
- 35.59 − 41 =
- 36.61 − 16 =
- 37.86 − 13 =
- 38.52 − 37 =
- 39.52 − 36 =
- 40.56 − 26 =
Answer key
- 44
- 80
- 49
- 73
- 57
- 47
- 34
- 30
- 20
- 75
- 70
- 15
- 37
- 12
- 38
- 15
- 42
- 41
- 23
- 33
- 13
- 32
- 27
- 10
- 72
- 31
- 35
- 49
- 42
- 82
- 19
- 63
- 50
- 11
- 18
- 45
- 73
- 15
- 16
- 30
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths