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
- 1.78 − 22 =
- 2.76 − 61 =
- 3.92 − 68 =
- 4.75 − 14 =
- 5.83 − 65 =
- 6.66 − 31 =
- 7.59 − 27 =
- 8.86 − 72 =
- 9.60 − 28 =
- 10.53 − 32 =
- 11.71 − 41 =
- 12.60 − 25 =
- 13.69 − 13 =
- 14.89 − 61 =
- 15.78 − 21 =
- 16.76 − 38 =
- 17.63 − 21 =
- 18.87 − 27 =
- 19.74 − 61 =
- 20.84 − 44 =
- 21.52 − 34 =
- 22.55 − 37 =
- 23.77 − 35 =
- 24.73 − 27 =
- 25.75 − 38 =
- 26.71 − 56 =
- 27.60 − 26 =
- 28.57 − 25 =
- 29.96 − 56 =
- 30.62 − 15 =
- 31.98 − 14 =
- 32.87 − 57 =
- 33.58 − 21 =
- 34.83 − 24 =
- 35.79 − 27 =
- 36.81 − 16 =
- 37.77 − 27 =
- 38.93 − 63 =
- 39.66 − 55 =
- 40.65 − 48 =
Answer key
- 56
- 15
- 24
- 61
- 18
- 35
- 32
- 14
- 32
- 21
- 30
- 35
- 56
- 28
- 57
- 38
- 42
- 60
- 13
- 40
- 18
- 18
- 42
- 46
- 37
- 15
- 34
- 32
- 40
- 47
- 84
- 30
- 37
- 59
- 52
- 65
- 50
- 30
- 11
- 17
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths