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
- 1.56 − 44 =
- 2.59 − 25 =
- 3.78 − 49 =
- 4.86 − 13 =
- 5.85 − 12 =
- 6.59 − 15 =
- 7.63 − 24 =
- 8.57 − 47 =
- 9.52 − 18 =
- 10.61 − 28 =
- 11.84 − 19 =
- 12.62 − 21 =
- 13.53 − 21 =
- 14.55 − 13 =
- 15.53 − 31 =
- 16.62 − 29 =
- 17.99 − 38 =
- 18.53 − 16 =
- 19.94 − 31 =
- 20.61 − 14 =
- 21.74 − 33 =
- 22.67 − 35 =
- 23.67 − 33 =
- 24.87 − 74 =
- 25.61 − 12 =
- 26.78 − 41 =
- 27.84 − 74 =
- 28.57 − 24 =
- 29.74 − 15 =
- 30.55 − 24 =
- 31.90 − 31 =
- 32.55 − 16 =
- 33.75 − 48 =
- 34.52 − 12 =
- 35.57 − 14 =
- 36.87 − 36 =
- 37.74 − 46 =
- 38.79 − 34 =
- 39.68 − 51 =
- 40.85 − 26 =
Answer key
- 12
- 34
- 29
- 73
- 73
- 44
- 39
- 10
- 34
- 33
- 65
- 41
- 32
- 42
- 22
- 33
- 61
- 37
- 63
- 47
- 41
- 32
- 34
- 13
- 49
- 37
- 10
- 33
- 59
- 31
- 59
- 39
- 27
- 40
- 43
- 51
- 28
- 45
- 17
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths