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
- 1.85 − 14 =
- 2.63 − 53 =
- 3.73 − 51 =
- 4.57 − 31 =
- 5.54 − 26 =
- 6.92 − 69 =
- 7.69 − 54 =
- 8.54 − 36 =
- 9.57 − 19 =
- 10.80 − 49 =
- 11.69 − 24 =
- 12.52 − 24 =
- 13.77 − 28 =
- 14.56 − 12 =
- 15.97 − 45 =
- 16.77 − 19 =
- 17.57 − 21 =
- 18.84 − 62 =
- 19.57 − 45 =
- 20.63 − 21 =
- 21.91 − 27 =
- 22.78 − 46 =
- 23.80 − 19 =
- 24.71 − 39 =
- 25.55 − 31 =
- 26.74 − 51 =
- 27.83 − 64 =
- 28.98 − 38 =
- 29.90 − 21 =
- 30.63 − 28 =
- 31.60 − 13 =
- 32.58 − 24 =
- 33.86 − 74 =
- 34.81 − 49 =
- 35.71 − 49 =
- 36.92 − 26 =
- 37.79 − 54 =
- 38.88 − 37 =
- 39.65 − 41 =
- 40.84 − 51 =
Answer key
- 71
- 10
- 22
- 26
- 28
- 23
- 15
- 18
- 38
- 31
- 45
- 28
- 49
- 44
- 52
- 58
- 36
- 22
- 12
- 42
- 64
- 32
- 61
- 32
- 24
- 23
- 19
- 60
- 69
- 35
- 47
- 34
- 12
- 32
- 22
- 66
- 25
- 51
- 24
- 33
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths