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
- 1.65 − 15 =
- 2.62 − 43 =
- 3.73 − 14 =
- 4.79 − 59 =
- 5.92 − 59 =
- 6.62 − 25 =
- 7.81 − 27 =
- 8.96 − 61 =
- 9.69 − 31 =
- 10.56 − 38 =
- 11.63 − 51 =
- 12.57 − 47 =
- 13.53 − 19 =
- 14.90 − 31 =
- 15.54 − 35 =
- 16.55 − 33 =
- 17.68 − 18 =
- 18.82 − 13 =
- 19.57 − 29 =
- 20.57 − 22 =
- 21.91 − 77 =
- 22.91 − 74 =
- 23.70 − 51 =
- 24.67 − 27 =
- 25.85 − 29 =
- 26.58 − 35 =
- 27.81 − 37 =
- 28.59 − 32 =
- 29.67 − 31 =
- 30.76 − 42 =
- 31.78 − 46 =
- 32.88 − 71 =
- 33.53 − 21 =
- 34.76 − 31 =
- 35.82 − 51 =
- 36.63 − 38 =
- 37.73 − 25 =
- 38.63 − 39 =
- 39.93 − 68 =
- 40.55 − 18 =
Answer key
- 50
- 19
- 59
- 20
- 33
- 37
- 54
- 35
- 38
- 18
- 12
- 10
- 34
- 59
- 19
- 22
- 50
- 69
- 28
- 35
- 14
- 17
- 19
- 40
- 56
- 23
- 44
- 27
- 36
- 34
- 32
- 17
- 32
- 45
- 31
- 25
- 48
- 24
- 25
- 37
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths