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
- 1.93 − 66 =
- 2.70 − 46 =
- 3.72 − 22 =
- 4.75 − 23 =
- 5.85 − 61 =
- 6.80 − 28 =
- 7.53 − 25 =
- 8.73 − 51 =
- 9.93 − 67 =
- 10.58 − 38 =
- 11.73 − 41 =
- 12.72 − 51 =
- 13.66 − 37 =
- 14.66 − 16 =
- 15.73 − 24 =
- 16.56 − 32 =
- 17.89 − 23 =
- 18.54 − 36 =
- 19.57 − 21 =
- 20.73 − 12 =
- 21.85 − 42 =
- 22.54 − 13 =
- 23.94 − 35 =
- 24.88 − 31 =
- 25.74 − 25 =
- 26.82 − 51 =
- 27.61 − 49 =
- 28.64 − 48 =
- 29.96 − 39 =
- 30.85 − 52 =
- 31.83 − 69 =
- 32.58 − 25 =
- 33.83 − 65 =
- 34.62 − 18 =
- 35.55 − 34 =
- 36.73 − 55 =
- 37.73 − 59 =
- 38.76 − 17 =
- 39.65 − 36 =
- 40.77 − 58 =
Answer key
- 27
- 24
- 50
- 52
- 24
- 52
- 28
- 22
- 26
- 20
- 32
- 21
- 29
- 50
- 49
- 24
- 66
- 18
- 36
- 61
- 43
- 41
- 59
- 57
- 49
- 31
- 12
- 16
- 57
- 33
- 14
- 33
- 18
- 44
- 21
- 18
- 14
- 59
- 29
- 19
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths