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
- 1.61 − 12 =
- 2.81 − 69 =
- 3.64 − 21 =
- 4.72 − 52 =
- 5.70 − 34 =
- 6.59 − 46 =
- 7.96 − 51 =
- 8.90 − 75 =
- 9.86 − 52 =
- 10.95 − 29 =
- 11.92 − 81 =
- 12.94 − 64 =
- 13.88 − 67 =
- 14.94 − 78 =
- 15.74 − 25 =
- 16.95 − 18 =
- 17.84 − 37 =
- 18.60 − 41 =
- 19.77 − 51 =
- 20.53 − 23 =
- 21.72 − 22 =
- 22.54 − 39 =
- 23.65 − 47 =
- 24.80 − 32 =
- 25.96 − 21 =
- 26.83 − 36 =
- 27.90 − 21 =
- 28.52 − 39 =
- 29.66 − 41 =
- 30.77 − 56 =
- 31.76 − 23 =
- 32.53 − 27 =
- 33.79 − 25 =
- 34.63 − 41 =
- 35.81 − 17 =
- 36.61 − 31 =
- 37.59 − 28 =
- 38.79 − 52 =
- 39.61 − 38 =
- 40.80 − 33 =
Answer key
- 49
- 12
- 43
- 20
- 36
- 13
- 45
- 15
- 34
- 66
- 11
- 30
- 21
- 16
- 49
- 77
- 47
- 19
- 26
- 30
- 50
- 15
- 18
- 48
- 75
- 47
- 69
- 13
- 25
- 21
- 53
- 26
- 54
- 22
- 64
- 30
- 31
- 27
- 23
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths