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
- 1.90 − 18 =
- 2.87 − 46 =
- 3.69 − 47 =
- 4.54 − 23 =
- 5.52 − 16 =
- 6.53 − 25 =
- 7.64 − 43 =
- 8.58 − 32 =
- 9.56 − 34 =
- 10.63 − 14 =
- 11.80 − 12 =
- 12.61 − 21 =
- 13.55 − 41 =
- 14.61 − 36 =
- 15.93 − 68 =
- 16.55 − 18 =
- 17.66 − 12 =
- 18.91 − 51 =
- 19.55 − 17 =
- 20.85 − 18 =
- 21.61 − 22 =
- 22.81 − 16 =
- 23.96 − 67 =
- 24.53 − 43 =
- 25.95 − 18 =
- 26.63 − 12 =
- 27.74 − 15 =
- 28.66 − 25 =
- 29.89 − 41 =
- 30.58 − 33 =
- 31.59 − 21 =
- 32.64 − 31 =
- 33.73 − 38 =
- 34.79 − 23 =
- 35.73 − 24 =
- 36.52 − 18 =
- 37.87 − 51 =
- 38.89 − 38 =
- 39.82 − 16 =
- 40.91 − 32 =
Answer key
- 72
- 41
- 22
- 31
- 36
- 28
- 21
- 26
- 22
- 49
- 68
- 40
- 14
- 25
- 25
- 37
- 54
- 40
- 38
- 67
- 39
- 65
- 29
- 10
- 77
- 51
- 59
- 41
- 48
- 25
- 38
- 33
- 35
- 56
- 49
- 34
- 36
- 51
- 66
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths