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
- 1.95 − 85 =
- 2.57 − 36 =
- 3.76 − 35 =
- 4.58 − 17 =
- 5.78 − 46 =
- 6.87 − 22 =
- 7.57 − 17 =
- 8.96 − 61 =
- 9.92 − 24 =
- 10.52 − 14 =
- 11.62 − 38 =
- 12.70 − 43 =
- 13.73 − 47 =
- 14.64 − 35 =
- 15.76 − 55 =
- 16.97 − 38 =
- 17.68 − 27 =
- 18.78 − 31 =
- 19.90 − 18 =
- 20.73 − 24 =
- 21.75 − 17 =
- 22.94 − 16 =
- 23.90 − 57 =
- 24.93 − 26 =
- 25.63 − 12 =
- 26.61 − 16 =
- 27.95 − 74 =
- 28.84 − 21 =
- 29.72 − 27 =
- 30.74 − 55 =
- 31.67 − 32 =
- 32.60 − 48 =
- 33.66 − 48 =
- 34.96 − 19 =
- 35.61 − 34 =
- 36.57 − 16 =
- 37.72 − 17 =
- 38.99 − 46 =
- 39.57 − 15 =
- 40.60 − 21 =
Answer key
- 10
- 21
- 41
- 41
- 32
- 65
- 40
- 35
- 68
- 38
- 24
- 27
- 26
- 29
- 21
- 59
- 41
- 47
- 72
- 49
- 58
- 78
- 33
- 67
- 51
- 45
- 21
- 63
- 45
- 19
- 35
- 12
- 18
- 77
- 27
- 41
- 55
- 53
- 42
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths