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 − 24 =
- 2.56 − 21 =
- 3.85 − 52 =
- 4.93 − 65 =
- 5.97 − 68 =
- 6.71 − 59 =
- 7.97 − 35 =
- 8.84 − 71 =
- 9.59 − 31 =
- 10.57 − 42 =
- 11.56 − 46 =
- 12.62 − 35 =
- 13.88 − 37 =
- 14.59 − 32 =
- 15.70 − 56 =
- 16.69 − 23 =
- 17.97 − 37 =
- 18.53 − 26 =
- 19.67 − 35 =
- 20.75 − 51 =
- 21.55 − 22 =
- 22.80 − 51 =
- 23.98 − 49 =
- 24.54 − 42 =
- 25.55 − 34 =
- 26.83 − 47 =
- 27.53 − 24 =
- 28.63 − 36 =
- 29.57 − 43 =
- 30.53 − 31 =
- 31.71 − 17 =
- 32.72 − 47 =
- 33.58 − 18 =
- 34.86 − 13 =
- 35.80 − 48 =
- 36.87 − 55 =
- 37.71 − 56 =
- 38.97 − 43 =
- 39.80 − 66 =
- 40.87 − 22 =
Answer key
- 62
- 35
- 33
- 28
- 29
- 12
- 62
- 13
- 28
- 15
- 10
- 27
- 51
- 27
- 14
- 46
- 60
- 27
- 32
- 24
- 33
- 29
- 49
- 12
- 21
- 36
- 29
- 27
- 14
- 22
- 54
- 25
- 40
- 73
- 32
- 32
- 15
- 54
- 14
- 65
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths