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
- 1.96 − 85 =
- 2.55 − 33 =
- 3.57 − 25 =
- 4.88 − 65 =
- 5.64 − 37 =
- 6.71 − 47 =
- 7.57 − 41 =
- 8.70 − 55 =
- 9.56 − 23 =
- 10.55 − 21 =
- 11.63 − 47 =
- 12.66 − 51 =
- 13.87 − 12 =
- 14.60 − 46 =
- 15.92 − 47 =
- 16.71 − 15 =
- 17.89 − 21 =
- 18.78 − 27 =
- 19.67 − 31 =
- 20.79 − 28 =
- 21.77 − 56 =
- 22.91 − 44 =
- 23.98 − 81 =
- 24.70 − 58 =
- 25.97 − 75 =
- 26.77 − 52 =
- 27.79 − 61 =
- 28.59 − 41 =
- 29.64 − 21 =
- 30.88 − 67 =
- 31.76 − 43 =
- 32.94 − 59 =
- 33.72 − 52 =
- 34.85 − 17 =
- 35.95 − 32 =
- 36.98 − 44 =
- 37.90 − 75 =
- 38.61 − 22 =
- 39.99 − 64 =
- 40.65 − 52 =
Answer key
- 11
- 22
- 32
- 23
- 27
- 24
- 16
- 15
- 33
- 34
- 16
- 15
- 75
- 14
- 45
- 56
- 68
- 51
- 36
- 51
- 21
- 47
- 17
- 12
- 22
- 25
- 18
- 18
- 43
- 21
- 33
- 35
- 20
- 68
- 63
- 54
- 15
- 39
- 35
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths