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 − 62 =
- 2.86 − 69 =
- 3.56 − 27 =
- 4.54 − 14 =
- 5.73 − 36 =
- 6.53 − 25 =
- 7.65 − 15 =
- 8.79 − 16 =
- 9.93 − 36 =
- 10.60 − 13 =
- 11.58 − 29 =
- 12.72 − 38 =
- 13.93 − 25 =
- 14.77 − 26 =
- 15.99 − 38 =
- 16.81 − 15 =
- 17.72 − 27 =
- 18.98 − 86 =
- 19.52 − 28 =
- 20.74 − 15 =
- 21.62 − 34 =
- 22.75 − 57 =
- 23.61 − 47 =
- 24.61 − 12 =
- 25.90 − 71 =
- 26.99 − 79 =
- 27.62 − 41 =
- 28.61 − 22 =
- 29.93 − 71 =
- 30.99 − 87 =
- 31.69 − 51 =
- 32.74 − 31 =
- 33.78 − 26 =
- 34.71 − 24 =
- 35.98 − 51 =
- 36.67 − 13 =
- 37.76 − 19 =
- 38.78 − 68 =
- 39.64 − 29 =
- 40.98 − 56 =
Answer key
- 23
- 17
- 29
- 40
- 37
- 28
- 50
- 63
- 57
- 47
- 29
- 34
- 68
- 51
- 61
- 66
- 45
- 12
- 24
- 59
- 28
- 18
- 14
- 49
- 19
- 20
- 21
- 39
- 22
- 12
- 18
- 43
- 52
- 47
- 47
- 54
- 57
- 10
- 35
- 42
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths