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
- 1.73 − 48 =
- 2.55 − 17 =
- 3.83 − 21 =
- 4.79 − 52 =
- 5.87 − 29 =
- 6.59 − 24 =
- 7.63 − 38 =
- 8.92 − 36 =
- 9.63 − 15 =
- 10.93 − 24 =
- 11.64 − 21 =
- 12.55 − 41 =
- 13.85 − 65 =
- 14.75 − 54 =
- 15.59 − 12 =
- 16.63 − 18 =
- 17.63 − 48 =
- 18.90 − 69 =
- 19.71 − 31 =
- 20.95 − 55 =
- 21.97 − 23 =
- 22.63 − 22 =
- 23.77 − 39 =
- 24.94 − 58 =
- 25.84 − 57 =
- 26.62 − 34 =
- 27.90 − 54 =
- 28.53 − 21 =
- 29.55 − 23 =
- 30.56 − 45 =
- 31.70 − 41 =
- 32.91 − 31 =
- 33.59 − 28 =
- 34.65 − 51 =
- 35.57 − 21 =
- 36.76 − 35 =
- 37.72 − 21 =
- 38.73 − 22 =
- 39.74 − 12 =
- 40.62 − 22 =
Answer key
- 25
- 38
- 62
- 27
- 58
- 35
- 25
- 56
- 48
- 69
- 43
- 14
- 20
- 21
- 47
- 45
- 15
- 21
- 40
- 40
- 74
- 41
- 38
- 36
- 27
- 28
- 36
- 32
- 32
- 11
- 29
- 60
- 31
- 14
- 36
- 41
- 51
- 51
- 62
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths