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
- 1.53 − 23 =
- 2.64 − 49 =
- 3.65 − 16 =
- 4.59 − 41 =
- 5.74 − 16 =
- 6.92 − 77 =
- 7.85 − 31 =
- 8.93 − 35 =
- 9.88 − 34 =
- 10.66 − 21 =
- 11.67 − 19 =
- 12.62 − 47 =
- 13.54 − 22 =
- 14.96 − 14 =
- 15.75 − 44 =
- 16.78 − 29 =
- 17.58 − 21 =
- 18.68 − 46 =
- 19.64 − 52 =
- 20.63 − 35 =
- 21.98 − 67 =
- 22.64 − 34 =
- 23.59 − 46 =
- 24.92 − 36 =
- 25.53 − 16 =
- 26.79 − 41 =
- 27.98 − 54 =
- 28.84 − 55 =
- 29.60 − 23 =
- 30.53 − 35 =
- 31.53 − 13 =
- 32.66 − 44 =
- 33.59 − 37 =
- 34.84 − 63 =
- 35.66 − 19 =
- 36.64 − 38 =
- 37.88 − 75 =
- 38.95 − 43 =
- 39.81 − 16 =
- 40.92 − 32 =
Answer key
- 30
- 15
- 49
- 18
- 58
- 15
- 54
- 58
- 54
- 45
- 48
- 15
- 32
- 82
- 31
- 49
- 37
- 22
- 12
- 28
- 31
- 30
- 13
- 56
- 37
- 38
- 44
- 29
- 37
- 18
- 40
- 22
- 22
- 21
- 47
- 26
- 13
- 52
- 65
- 60
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths