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
- 1.62 − 47 =
- 2.57 − 26 =
- 3.66 − 18 =
- 4.62 − 17 =
- 5.99 − 35 =
- 6.61 − 45 =
- 7.94 − 19 =
- 8.67 − 12 =
- 9.81 − 37 =
- 10.59 − 16 =
- 11.86 − 49 =
- 12.56 − 45 =
- 13.63 − 51 =
- 14.59 − 49 =
- 15.79 − 17 =
- 16.60 − 17 =
- 17.84 − 27 =
- 18.99 − 85 =
- 19.56 − 21 =
- 20.81 − 31 =
- 21.87 − 29 =
- 22.72 − 31 =
- 23.73 − 61 =
- 24.75 − 17 =
- 25.92 − 57 =
- 26.74 − 17 =
- 27.72 − 29 =
- 28.80 − 19 =
- 29.78 − 58 =
- 30.63 − 13 =
- 31.76 − 34 =
- 32.81 − 21 =
- 33.52 − 19 =
- 34.81 − 14 =
- 35.68 − 23 =
- 36.63 − 46 =
- 37.73 − 29 =
- 38.67 − 55 =
- 39.70 − 19 =
- 40.70 − 21 =
Answer key
- 15
- 31
- 48
- 45
- 64
- 16
- 75
- 55
- 44
- 43
- 37
- 11
- 12
- 10
- 62
- 43
- 57
- 14
- 35
- 50
- 58
- 41
- 12
- 58
- 35
- 57
- 43
- 61
- 20
- 50
- 42
- 60
- 33
- 67
- 45
- 17
- 44
- 12
- 51
- 49
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths