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
- 1.84 − 15 =
- 2.82 − 61 =
- 3.97 − 33 =
- 4.61 − 41 =
- 5.55 − 12 =
- 6.96 − 61 =
- 7.66 − 16 =
- 8.72 − 21 =
- 9.81 − 34 =
- 10.69 − 12 =
- 11.56 − 27 =
- 12.67 − 42 =
- 13.93 − 65 =
- 14.59 − 44 =
- 15.62 − 43 =
- 16.81 − 64 =
- 17.85 − 54 =
- 18.93 − 54 =
- 19.57 − 18 =
- 20.98 − 23 =
- 21.57 − 29 =
- 22.81 − 61 =
- 23.71 − 17 =
- 24.83 − 47 =
- 25.58 − 22 =
- 26.92 − 29 =
- 27.64 − 47 =
- 28.95 − 27 =
- 29.56 − 24 =
- 30.97 − 19 =
- 31.69 − 21 =
- 32.97 − 79 =
- 33.53 − 17 =
- 34.63 − 43 =
- 35.56 − 31 =
- 36.63 − 46 =
- 37.67 − 13 =
- 38.55 − 21 =
- 39.97 − 87 =
- 40.54 − 18 =
Answer key
- 69
- 21
- 64
- 20
- 43
- 35
- 50
- 51
- 47
- 57
- 29
- 25
- 28
- 15
- 19
- 17
- 31
- 39
- 39
- 75
- 28
- 20
- 54
- 36
- 36
- 63
- 17
- 68
- 32
- 78
- 48
- 18
- 36
- 20
- 25
- 17
- 54
- 34
- 10
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths