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
- 1.55 − 14 =
- 2.69 − 47 =
- 3.92 − 17 =
- 4.98 − 51 =
- 5.73 − 61 =
- 6.60 − 13 =
- 7.52 − 22 =
- 8.62 − 33 =
- 9.54 − 44 =
- 10.55 − 41 =
- 11.59 − 33 =
- 12.66 − 27 =
- 13.53 − 37 =
- 14.56 − 34 =
- 15.73 − 25 =
- 16.76 − 21 =
- 17.62 − 21 =
- 18.56 − 21 =
- 19.75 − 28 =
- 20.81 − 66 =
- 21.89 − 29 =
- 22.69 − 39 =
- 23.86 − 72 =
- 24.80 − 29 =
- 25.75 − 29 =
- 26.58 − 29 =
- 27.99 − 46 =
- 28.54 − 38 =
- 29.58 − 39 =
- 30.57 − 21 =
- 31.91 − 34 =
- 32.93 − 71 =
- 33.74 − 53 =
- 34.92 − 82 =
- 35.76 − 51 =
- 36.91 − 75 =
- 37.59 − 27 =
- 38.84 − 37 =
- 39.56 − 45 =
- 40.52 − 38 =
Answer key
- 41
- 22
- 75
- 47
- 12
- 47
- 30
- 29
- 10
- 14
- 26
- 39
- 16
- 22
- 48
- 55
- 41
- 35
- 47
- 15
- 60
- 30
- 14
- 51
- 46
- 29
- 53
- 16
- 19
- 36
- 57
- 22
- 21
- 10
- 25
- 16
- 32
- 47
- 11
- 14
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths