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
- 1.52 − 36 =
- 2.69 − 28 =
- 3.68 − 18 =
- 4.52 − 14 =
- 5.83 − 52 =
- 6.84 − 16 =
- 7.93 − 54 =
- 8.76 − 43 =
- 9.90 − 75 =
- 10.54 − 43 =
- 11.57 − 18 =
- 12.93 − 33 =
- 13.52 − 35 =
- 14.53 − 39 =
- 15.76 − 56 =
- 16.97 − 41 =
- 17.70 − 43 =
- 18.67 − 22 =
- 19.61 − 25 =
- 20.77 − 29 =
- 21.76 − 19 =
- 22.55 − 23 =
- 23.86 − 21 =
- 24.90 − 14 =
- 25.82 − 58 =
- 26.63 − 21 =
- 27.53 − 38 =
- 28.86 − 55 =
- 29.84 − 73 =
- 30.92 − 16 =
- 31.57 − 29 =
- 32.80 − 48 =
- 33.97 − 57 =
- 34.67 − 41 =
- 35.52 − 38 =
- 36.81 − 36 =
- 37.76 − 15 =
- 38.65 − 31 =
- 39.96 − 75 =
- 40.90 − 29 =
Answer key
- 16
- 41
- 50
- 38
- 31
- 68
- 39
- 33
- 15
- 11
- 39
- 60
- 17
- 14
- 20
- 56
- 27
- 45
- 36
- 48
- 57
- 32
- 65
- 76
- 24
- 42
- 15
- 31
- 11
- 76
- 28
- 32
- 40
- 26
- 14
- 45
- 61
- 34
- 21
- 61
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths