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
- 1.85 − 54 =
- 2.90 − 71 =
- 3.55 − 34 =
- 4.62 − 17 =
- 5.75 − 51 =
- 6.90 − 35 =
- 7.67 − 51 =
- 8.91 − 27 =
- 9.67 − 28 =
- 10.67 − 17 =
- 11.56 − 27 =
- 12.63 − 19 =
- 13.83 − 65 =
- 14.84 − 17 =
- 15.84 − 54 =
- 16.99 − 74 =
- 17.62 − 31 =
- 18.95 − 71 =
- 19.62 − 45 =
- 20.94 − 64 =
- 21.58 − 32 =
- 22.64 − 22 =
- 23.73 − 45 =
- 24.66 − 51 =
- 25.56 − 21 =
- 26.81 − 61 =
- 27.99 − 53 =
- 28.94 − 51 =
- 29.57 − 44 =
- 30.74 − 59 =
- 31.90 − 73 =
- 32.55 − 12 =
- 33.79 − 39 =
- 34.80 − 56 =
- 35.79 − 61 =
- 36.93 − 76 =
- 37.60 − 13 =
- 38.86 − 55 =
- 39.79 − 38 =
- 40.87 − 36 =
Answer key
- 31
- 19
- 21
- 45
- 24
- 55
- 16
- 64
- 39
- 50
- 29
- 44
- 18
- 67
- 30
- 25
- 31
- 24
- 17
- 30
- 26
- 42
- 28
- 15
- 35
- 20
- 46
- 43
- 13
- 15
- 17
- 43
- 40
- 24
- 18
- 17
- 47
- 31
- 41
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths