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
- 1.60 − 19 =
- 2.90 − 54 =
- 3.68 − 52 =
- 4.70 − 56 =
- 5.86 − 45 =
- 6.76 − 24 =
- 7.90 − 66 =
- 8.79 − 52 =
- 9.80 − 63 =
- 10.52 − 21 =
- 11.87 − 46 =
- 12.53 − 22 =
- 13.87 − 75 =
- 14.84 − 36 =
- 15.71 − 22 =
- 16.67 − 32 =
- 17.61 − 36 =
- 18.63 − 52 =
- 19.70 − 28 =
- 20.86 − 72 =
- 21.68 − 51 =
- 22.57 − 44 =
- 23.74 − 45 =
- 24.71 − 19 =
- 25.75 − 56 =
- 26.57 − 19 =
- 27.63 − 37 =
- 28.56 − 25 =
- 29.72 − 54 =
- 30.57 − 37 =
- 31.65 − 33 =
- 32.79 − 63 =
- 33.89 − 24 =
- 34.62 − 25 =
- 35.96 − 73 =
- 36.99 − 28 =
- 37.55 − 12 =
- 38.85 − 55 =
- 39.75 − 45 =
- 40.57 − 33 =
Answer key
- 41
- 36
- 16
- 14
- 41
- 52
- 24
- 27
- 17
- 31
- 41
- 31
- 12
- 48
- 49
- 35
- 25
- 11
- 42
- 14
- 17
- 13
- 29
- 52
- 19
- 38
- 26
- 31
- 18
- 20
- 32
- 16
- 65
- 37
- 23
- 71
- 43
- 30
- 30
- 24
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths