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
- 1.94 − 34 =
- 2.55 − 43 =
- 3.98 − 32 =
- 4.72 − 17 =
- 5.63 − 23 =
- 6.55 − 42 =
- 7.79 − 14 =
- 8.96 − 27 =
- 9.84 − 47 =
- 10.84 − 64 =
- 11.66 − 19 =
- 12.54 − 19 =
- 13.93 − 71 =
- 14.79 − 45 =
- 15.90 − 57 =
- 16.79 − 53 =
- 17.66 − 55 =
- 18.55 − 25 =
- 19.72 − 19 =
- 20.87 − 57 =
- 21.74 − 23 =
- 22.55 − 21 =
- 23.94 − 13 =
- 24.75 − 54 =
- 25.94 − 44 =
- 26.86 − 45 =
- 27.52 − 13 =
- 28.75 − 16 =
- 29.80 − 52 =
- 30.64 − 44 =
- 31.98 − 29 =
- 32.55 − 44 =
- 33.58 − 18 =
- 34.95 − 67 =
- 35.73 − 53 =
- 36.57 − 26 =
- 37.64 − 26 =
- 38.69 − 12 =
- 39.93 − 57 =
- 40.87 − 68 =
Answer key
- 60
- 12
- 66
- 55
- 40
- 13
- 65
- 69
- 37
- 20
- 47
- 35
- 22
- 34
- 33
- 26
- 11
- 30
- 53
- 30
- 51
- 34
- 81
- 21
- 50
- 41
- 39
- 59
- 28
- 20
- 69
- 11
- 40
- 28
- 20
- 31
- 38
- 57
- 36
- 19
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths