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
- 1.56 − 23 =
- 2.87 − 75 =
- 3.53 − 42 =
- 4.65 − 41 =
- 5.53 − 37 =
- 6.83 − 46 =
- 7.52 − 16 =
- 8.60 − 27 =
- 9.91 − 28 =
- 10.56 − 24 =
- 11.79 − 44 =
- 12.63 − 36 =
- 13.91 − 31 =
- 14.60 − 22 =
- 15.98 − 59 =
- 16.85 − 17 =
- 17.70 − 54 =
- 18.73 − 44 =
- 19.56 − 37 =
- 20.54 − 37 =
- 21.57 − 41 =
- 22.87 − 41 =
- 23.87 − 59 =
- 24.75 − 33 =
- 25.73 − 36 =
- 26.83 − 57 =
- 27.73 − 22 =
- 28.80 − 19 =
- 29.58 − 28 =
- 30.91 − 17 =
- 31.83 − 56 =
- 32.65 − 37 =
- 33.69 − 43 =
- 34.91 − 73 =
- 35.59 − 16 =
- 36.67 − 17 =
- 37.79 − 29 =
- 38.97 − 21 =
- 39.60 − 24 =
- 40.54 − 38 =
Answer key
- 33
- 12
- 11
- 24
- 16
- 37
- 36
- 33
- 63
- 32
- 35
- 27
- 60
- 38
- 39
- 68
- 16
- 29
- 19
- 17
- 16
- 46
- 28
- 42
- 37
- 26
- 51
- 61
- 30
- 74
- 27
- 28
- 26
- 18
- 43
- 50
- 50
- 76
- 36
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths