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
- 1.80 − 16 =
- 2.99 − 33 =
- 3.79 − 39 =
- 4.73 − 46 =
- 5.68 − 51 =
- 6.73 − 61 =
- 7.56 − 39 =
- 8.68 − 52 =
- 9.64 − 16 =
- 10.71 − 25 =
- 11.59 − 24 =
- 12.96 − 37 =
- 13.60 − 34 =
- 14.90 − 44 =
- 15.93 − 53 =
- 16.55 − 36 =
- 17.88 − 61 =
- 18.71 − 14 =
- 19.92 − 23 =
- 20.55 − 39 =
- 21.97 − 83 =
- 22.78 − 23 =
- 23.54 − 21 =
- 24.79 − 63 =
- 25.93 − 42 =
- 26.70 − 27 =
- 27.94 − 47 =
- 28.53 − 25 =
- 29.57 − 23 =
- 30.63 − 29 =
- 31.78 − 39 =
- 32.69 − 33 =
- 33.81 − 46 =
- 34.76 − 25 =
- 35.67 − 15 =
- 36.72 − 57 =
- 37.75 − 37 =
- 38.56 − 26 =
- 39.57 − 33 =
- 40.70 − 16 =
Answer key
- 64
- 66
- 40
- 27
- 17
- 12
- 17
- 16
- 48
- 46
- 35
- 59
- 26
- 46
- 40
- 19
- 27
- 57
- 69
- 16
- 14
- 55
- 33
- 16
- 51
- 43
- 47
- 28
- 34
- 34
- 39
- 36
- 35
- 51
- 52
- 15
- 38
- 30
- 24
- 54
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths