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 − 19 =
- 2.99 − 22 =
- 3.78 − 57 =
- 4.56 − 24 =
- 5.69 − 46 =
- 6.99 − 64 =
- 7.59 − 18 =
- 8.63 − 47 =
- 9.52 − 26 =
- 10.81 − 61 =
- 11.96 − 27 =
- 12.55 − 12 =
- 13.55 − 15 =
- 14.72 − 53 =
- 15.61 − 21 =
- 16.69 − 25 =
- 17.60 − 28 =
- 18.52 − 32 =
- 19.83 − 15 =
- 20.88 − 19 =
- 21.63 − 44 =
- 22.61 − 35 =
- 23.54 − 38 =
- 24.84 − 15 =
- 25.62 − 42 =
- 26.61 − 31 =
- 27.96 − 19 =
- 28.65 − 53 =
- 29.57 − 21 =
- 30.64 − 19 =
- 31.92 − 14 =
- 32.86 − 31 =
- 33.67 − 16 =
- 34.63 − 17 =
- 35.97 − 77 =
- 36.94 − 37 =
- 37.55 − 45 =
- 38.56 − 45 =
- 39.56 − 42 =
- 40.71 − 51 =
Answer key
- 73
- 77
- 21
- 32
- 23
- 35
- 41
- 16
- 26
- 20
- 69
- 43
- 40
- 19
- 40
- 44
- 32
- 20
- 68
- 69
- 19
- 26
- 16
- 69
- 20
- 30
- 77
- 12
- 36
- 45
- 78
- 55
- 51
- 46
- 20
- 57
- 10
- 11
- 14
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths