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
- 1.96 − 33 =
- 2.80 − 21 =
- 3.83 − 41 =
- 4.74 − 16 =
- 5.63 − 22 =
- 6.56 − 35 =
- 7.84 − 66 =
- 8.84 − 22 =
- 9.99 − 76 =
- 10.61 − 18 =
- 11.66 − 13 =
- 12.84 − 59 =
- 13.65 − 14 =
- 14.85 − 14 =
- 15.62 − 42 =
- 16.92 − 32 =
- 17.96 − 64 =
- 18.70 − 27 =
- 19.57 − 47 =
- 20.63 − 36 =
- 21.63 − 42 =
- 22.70 − 57 =
- 23.75 − 34 =
- 24.64 − 29 =
- 25.92 − 68 =
- 26.90 − 51 =
- 27.92 − 69 =
- 28.78 − 43 =
- 29.90 − 17 =
- 30.52 − 16 =
- 31.58 − 19 =
- 32.97 − 22 =
- 33.67 − 27 =
- 34.69 − 36 =
- 35.60 − 21 =
- 36.88 − 34 =
- 37.65 − 31 =
- 38.86 − 65 =
- 39.61 − 32 =
- 40.58 − 27 =
Answer key
- 63
- 59
- 42
- 58
- 41
- 21
- 18
- 62
- 23
- 43
- 53
- 25
- 51
- 71
- 20
- 60
- 32
- 43
- 10
- 27
- 21
- 13
- 41
- 35
- 24
- 39
- 23
- 35
- 73
- 36
- 39
- 75
- 40
- 33
- 39
- 54
- 34
- 21
- 29
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths