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
- 1.61 − 31 =
- 2.80 − 18 =
- 3.58 − 38 =
- 4.82 − 41 =
- 5.97 − 78 =
- 6.57 − 45 =
- 7.82 − 31 =
- 8.97 − 54 =
- 9.71 − 21 =
- 10.92 − 42 =
- 11.75 − 16 =
- 12.55 − 33 =
- 13.96 − 55 =
- 14.95 − 33 =
- 15.57 − 21 =
- 16.86 − 64 =
- 17.67 − 53 =
- 18.67 − 21 =
- 19.80 − 13 =
- 20.57 − 28 =
- 21.89 − 25 =
- 22.93 − 82 =
- 23.73 − 41 =
- 24.92 − 57 =
- 25.74 − 21 =
- 26.77 − 46 =
- 27.69 − 36 =
- 28.91 − 61 =
- 29.56 − 16 =
- 30.54 − 27 =
- 31.57 − 27 =
- 32.81 − 68 =
- 33.99 − 69 =
- 34.61 − 16 =
- 35.60 − 26 =
- 36.61 − 51 =
- 37.89 − 52 =
- 38.90 − 44 =
- 39.81 − 25 =
- 40.77 − 18 =
Answer key
- 30
- 62
- 20
- 41
- 19
- 12
- 51
- 43
- 50
- 50
- 59
- 22
- 41
- 62
- 36
- 22
- 14
- 46
- 67
- 29
- 64
- 11
- 32
- 35
- 53
- 31
- 33
- 30
- 40
- 27
- 30
- 13
- 30
- 45
- 34
- 10
- 37
- 46
- 56
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths