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
- 1.74 − 12 =
- 2.98 − 77 =
- 3.73 − 38 =
- 4.58 − 27 =
- 5.56 − 23 =
- 6.69 − 24 =
- 7.94 − 41 =
- 8.81 − 27 =
- 9.81 − 24 =
- 10.66 − 29 =
- 11.71 − 36 =
- 12.91 − 29 =
- 13.66 − 55 =
- 14.79 − 27 =
- 15.72 − 48 =
- 16.94 − 14 =
- 17.79 − 22 =
- 18.92 − 73 =
- 19.62 − 35 =
- 20.55 − 45 =
- 21.82 − 65 =
- 22.84 − 28 =
- 23.59 − 15 =
- 24.98 − 83 =
- 25.90 − 31 =
- 26.82 − 63 =
- 27.70 − 44 =
- 28.80 − 54 =
- 29.54 − 43 =
- 30.87 − 77 =
- 31.77 − 66 =
- 32.70 − 55 =
- 33.69 − 37 =
- 34.60 − 26 =
- 35.91 − 52 =
- 36.92 − 31 =
- 37.76 − 62 =
- 38.67 − 16 =
- 39.86 − 15 =
- 40.93 − 71 =
Answer key
- 62
- 21
- 35
- 31
- 33
- 45
- 53
- 54
- 57
- 37
- 35
- 62
- 11
- 52
- 24
- 80
- 57
- 19
- 27
- 10
- 17
- 56
- 44
- 15
- 59
- 19
- 26
- 26
- 11
- 10
- 11
- 15
- 32
- 34
- 39
- 61
- 14
- 51
- 71
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths