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
- 1.69 − 27 =
- 2.83 − 18 =
- 3.59 − 18 =
- 4.95 − 83 =
- 5.76 − 33 =
- 6.93 − 72 =
- 7.79 − 41 =
- 8.53 − 41 =
- 9.86 − 57 =
- 10.85 − 41 =
- 11.52 − 23 =
- 12.90 − 41 =
- 13.95 − 47 =
- 14.64 − 48 =
- 15.65 − 14 =
- 16.56 − 24 =
- 17.85 − 46 =
- 18.92 − 22 =
- 19.72 − 27 =
- 20.71 − 45 =
- 21.53 − 33 =
- 22.69 − 49 =
- 23.53 − 31 =
- 24.87 − 52 =
- 25.83 − 38 =
- 26.59 − 37 =
- 27.98 − 13 =
- 28.63 − 13 =
- 29.87 − 67 =
- 30.53 − 21 =
- 31.70 − 21 =
- 32.54 − 18 =
- 33.60 − 23 =
- 34.78 − 49 =
- 35.88 − 26 =
- 36.66 − 12 =
- 37.98 − 58 =
- 38.55 − 44 =
- 39.63 − 45 =
- 40.58 − 31 =
Answer key
- 42
- 65
- 41
- 12
- 43
- 21
- 38
- 12
- 29
- 44
- 29
- 49
- 48
- 16
- 51
- 32
- 39
- 70
- 45
- 26
- 20
- 20
- 22
- 35
- 45
- 22
- 85
- 50
- 20
- 32
- 49
- 36
- 37
- 29
- 62
- 54
- 40
- 11
- 18
- 27
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths