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
- 1.57 − 39 =
- 2.78 − 44 =
- 3.56 − 46 =
- 4.56 − 19 =
- 5.72 − 58 =
- 6.79 − 32 =
- 7.57 − 23 =
- 8.97 − 87 =
- 9.74 − 42 =
- 10.65 − 55 =
- 11.75 − 16 =
- 12.56 − 15 =
- 13.98 − 23 =
- 14.61 − 49 =
- 15.99 − 48 =
- 16.62 − 13 =
- 17.65 − 31 =
- 18.79 − 41 =
- 19.93 − 66 =
- 20.53 − 33 =
- 21.81 − 41 =
- 22.92 − 69 =
- 23.68 − 52 =
- 24.53 − 31 =
- 25.77 − 32 =
- 26.55 − 21 =
- 27.76 − 56 =
- 28.89 − 31 =
- 29.78 − 36 =
- 30.53 − 24 =
- 31.64 − 54 =
- 32.68 − 25 =
- 33.64 − 29 =
- 34.88 − 61 =
- 35.53 − 18 =
- 36.77 − 16 =
- 37.86 − 59 =
- 38.67 − 46 =
- 39.98 − 31 =
- 40.69 − 29 =
Answer key
- 18
- 34
- 10
- 37
- 14
- 47
- 34
- 10
- 32
- 10
- 59
- 41
- 75
- 12
- 51
- 49
- 34
- 38
- 27
- 20
- 40
- 23
- 16
- 22
- 45
- 34
- 20
- 58
- 42
- 29
- 10
- 43
- 35
- 27
- 35
- 61
- 27
- 21
- 67
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths