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 − 25 =
- 2.62 − 48 =
- 3.58 − 32 =
- 4.68 − 31 =
- 5.64 − 42 =
- 6.67 − 16 =
- 7.56 − 18 =
- 8.54 − 14 =
- 9.89 − 49 =
- 10.94 − 33 =
- 11.52 − 18 =
- 12.95 − 84 =
- 13.68 − 25 =
- 14.60 − 47 =
- 15.60 − 14 =
- 16.96 − 15 =
- 17.72 − 38 =
- 18.54 − 16 =
- 19.76 − 25 =
- 20.68 − 24 =
- 21.66 − 15 =
- 22.55 − 22 =
- 23.98 − 79 =
- 24.53 − 31 =
- 25.99 − 51 =
- 26.77 − 39 =
- 27.67 − 42 =
- 28.79 − 48 =
- 29.91 − 54 =
- 30.86 − 75 =
- 31.58 − 48 =
- 32.80 − 21 =
- 33.88 − 68 =
- 34.94 − 69 =
- 35.74 − 23 =
- 36.79 − 22 =
- 37.61 − 49 =
- 38.57 − 43 =
- 39.62 − 23 =
- 40.76 − 13 =
Answer key
- 66
- 14
- 26
- 37
- 22
- 51
- 38
- 40
- 40
- 61
- 34
- 11
- 43
- 13
- 46
- 81
- 34
- 38
- 51
- 44
- 51
- 33
- 19
- 22
- 48
- 38
- 25
- 31
- 37
- 11
- 10
- 59
- 20
- 25
- 51
- 57
- 12
- 14
- 39
- 63
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths