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
- 1.86 − 16 =
- 2.58 − 31 =
- 3.91 − 31 =
- 4.67 − 12 =
- 5.65 − 39 =
- 6.57 − 16 =
- 7.86 − 41 =
- 8.70 − 41 =
- 9.52 − 31 =
- 10.84 − 47 =
- 11.71 − 38 =
- 12.53 − 39 =
- 13.78 − 21 =
- 14.59 − 32 =
- 15.68 − 51 =
- 16.65 − 14 =
- 17.55 − 31 =
- 18.62 − 51 =
- 19.75 − 22 =
- 20.86 − 72 =
- 21.70 − 45 =
- 22.96 − 69 =
- 23.78 − 48 =
- 24.70 − 19 =
- 25.73 − 12 =
- 26.69 − 51 =
- 27.60 − 18 =
- 28.67 − 19 =
- 29.61 − 27 =
- 30.73 − 32 =
- 31.56 − 38 =
- 32.92 − 22 =
- 33.80 − 37 =
- 34.87 − 37 =
- 35.68 − 15 =
- 36.75 − 17 =
- 37.93 − 17 =
- 38.98 − 82 =
- 39.71 − 54 =
- 40.59 − 36 =
Answer key
- 70
- 27
- 60
- 55
- 26
- 41
- 45
- 29
- 21
- 37
- 33
- 14
- 57
- 27
- 17
- 51
- 24
- 11
- 53
- 14
- 25
- 27
- 30
- 51
- 61
- 18
- 42
- 48
- 34
- 41
- 18
- 70
- 43
- 50
- 53
- 58
- 76
- 16
- 17
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths