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
- 1.94 − 56 =
- 2.75 − 24 =
- 3.80 − 67 =
- 4.96 − 31 =
- 5.64 − 12 =
- 6.75 − 48 =
- 7.63 − 18 =
- 8.70 − 57 =
- 9.69 − 15 =
- 10.65 − 43 =
- 11.99 − 58 =
- 12.67 − 31 =
- 13.72 − 57 =
- 14.74 − 41 =
- 15.52 − 25 =
- 16.54 − 19 =
- 17.64 − 48 =
- 18.65 − 21 =
- 19.64 − 43 =
- 20.61 − 34 =
- 21.80 − 63 =
- 22.70 − 23 =
- 23.64 − 38 =
- 24.57 − 19 =
- 25.80 − 39 =
- 26.73 − 31 =
- 27.70 − 24 =
- 28.74 − 54 =
- 29.99 − 25 =
- 30.76 − 37 =
- 31.71 − 35 =
- 32.65 − 51 =
- 33.58 − 44 =
- 34.81 − 48 =
- 35.65 − 48 =
- 36.53 − 36 =
- 37.76 − 33 =
- 38.56 − 23 =
- 39.88 − 12 =
- 40.93 − 24 =
Answer key
- 38
- 51
- 13
- 65
- 52
- 27
- 45
- 13
- 54
- 22
- 41
- 36
- 15
- 33
- 27
- 35
- 16
- 44
- 21
- 27
- 17
- 47
- 26
- 38
- 41
- 42
- 46
- 20
- 74
- 39
- 36
- 14
- 14
- 33
- 17
- 17
- 43
- 33
- 76
- 69
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths