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
- 1.71 − 39 =
- 2.83 − 12 =
- 3.96 − 33 =
- 4.82 − 21 =
- 5.84 − 31 =
- 6.95 − 64 =
- 7.53 − 31 =
- 8.61 − 24 =
- 9.66 − 54 =
- 10.76 − 43 =
- 11.85 − 36 =
- 12.63 − 18 =
- 13.62 − 21 =
- 14.85 − 61 =
- 15.52 − 27 =
- 16.94 − 63 =
- 17.63 − 24 =
- 18.76 − 56 =
- 19.77 − 22 =
- 20.65 − 33 =
- 21.64 − 38 =
- 22.63 − 33 =
- 23.66 − 35 =
- 24.92 − 12 =
- 25.57 − 36 =
- 26.73 − 21 =
- 27.72 − 38 =
- 28.91 − 22 =
- 29.86 − 47 =
- 30.79 − 32 =
- 31.67 − 43 =
- 32.64 − 13 =
- 33.92 − 66 =
- 34.86 − 62 =
- 35.56 − 21 =
- 36.80 − 26 =
- 37.74 − 35 =
- 38.66 − 19 =
- 39.98 − 81 =
- 40.58 − 43 =
Answer key
- 32
- 71
- 63
- 61
- 53
- 31
- 22
- 37
- 12
- 33
- 49
- 45
- 41
- 24
- 25
- 31
- 39
- 20
- 55
- 32
- 26
- 30
- 31
- 80
- 21
- 52
- 34
- 69
- 39
- 47
- 24
- 51
- 26
- 24
- 35
- 54
- 39
- 47
- 17
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths