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
- 1.91 − 41 =
- 2.69 − 31 =
- 3.75 − 34 =
- 4.69 − 34 =
- 5.59 − 41 =
- 6.61 − 41 =
- 7.56 − 29 =
- 8.88 − 39 =
- 9.96 − 17 =
- 10.65 − 21 =
- 11.98 − 45 =
- 12.68 − 41 =
- 13.91 − 76 =
- 14.60 − 31 =
- 15.72 − 57 =
- 16.98 − 67 =
- 17.62 − 23 =
- 18.77 − 62 =
- 19.56 − 26 =
- 20.93 − 32 =
- 21.81 − 63 =
- 22.80 − 35 =
- 23.74 − 14 =
- 24.76 − 44 =
- 25.81 − 22 =
- 26.66 − 12 =
- 27.97 − 31 =
- 28.53 − 43 =
- 29.74 − 59 =
- 30.83 − 48 =
- 31.56 − 24 =
- 32.81 − 41 =
- 33.74 − 56 =
- 34.90 − 31 =
- 35.53 − 23 =
- 36.53 − 39 =
- 37.79 − 31 =
- 38.69 − 24 =
- 39.76 − 42 =
- 40.58 − 15 =
Answer key
- 50
- 38
- 41
- 35
- 18
- 20
- 27
- 49
- 79
- 44
- 53
- 27
- 15
- 29
- 15
- 31
- 39
- 15
- 30
- 61
- 18
- 45
- 60
- 32
- 59
- 54
- 66
- 10
- 15
- 35
- 32
- 40
- 18
- 59
- 30
- 14
- 48
- 45
- 34
- 43
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths