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
- 1.93 − 56 =
- 2.92 − 21 =
- 3.96 − 44 =
- 4.74 − 39 =
- 5.87 − 16 =
- 6.65 − 55 =
- 7.69 − 23 =
- 8.54 − 29 =
- 9.94 − 63 =
- 10.72 − 22 =
- 11.92 − 56 =
- 12.84 − 34 =
- 13.59 − 22 =
- 14.98 − 19 =
- 15.53 − 36 =
- 16.59 − 26 =
- 17.89 − 26 =
- 18.54 − 13 =
- 19.65 − 36 =
- 20.94 − 31 =
- 21.92 − 52 =
- 22.64 − 21 =
- 23.96 − 27 =
- 24.93 − 26 =
- 25.78 − 22 =
- 26.55 − 15 =
- 27.93 − 34 =
- 28.83 − 71 =
- 29.77 − 13 =
- 30.58 − 26 =
- 31.78 − 54 =
- 32.53 − 12 =
- 33.96 − 21 =
- 34.54 − 12 =
- 35.73 − 39 =
- 36.93 − 42 =
- 37.54 − 19 =
- 38.63 − 41 =
- 39.88 − 23 =
- 40.91 − 31 =
Answer key
- 37
- 71
- 52
- 35
- 71
- 10
- 46
- 25
- 31
- 50
- 36
- 50
- 37
- 79
- 17
- 33
- 63
- 41
- 29
- 63
- 40
- 43
- 69
- 67
- 56
- 40
- 59
- 12
- 64
- 32
- 24
- 41
- 75
- 42
- 34
- 51
- 35
- 22
- 65
- 60
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths