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 − 22 =
- 2.87 − 26 =
- 3.69 − 29 =
- 4.98 − 85 =
- 5.66 − 29 =
- 6.88 − 45 =
- 7.84 − 36 =
- 8.53 − 29 =
- 9.54 − 21 =
- 10.58 − 19 =
- 11.80 − 57 =
- 12.98 − 75 =
- 13.89 − 76 =
- 14.99 − 45 =
- 15.58 − 45 =
- 16.65 − 14 =
- 17.86 − 61 =
- 18.64 − 42 =
- 19.60 − 25 =
- 20.91 − 19 =
- 21.83 − 47 =
- 22.60 − 22 =
- 23.64 − 12 =
- 24.69 − 32 =
- 25.85 − 14 =
- 26.91 − 74 =
- 27.76 − 57 =
- 28.61 − 48 =
- 29.79 − 67 =
- 30.52 − 16 =
- 31.83 − 44 =
- 32.64 − 33 =
- 33.98 − 25 =
- 34.63 − 12 =
- 35.52 − 36 =
- 36.61 − 47 =
- 37.73 − 14 =
- 38.54 − 15 =
- 39.80 − 65 =
- 40.52 − 17 =
Answer key
- 49
- 61
- 40
- 13
- 37
- 43
- 48
- 24
- 33
- 39
- 23
- 23
- 13
- 54
- 13
- 51
- 25
- 22
- 35
- 72
- 36
- 38
- 52
- 37
- 71
- 17
- 19
- 13
- 12
- 36
- 39
- 31
- 73
- 51
- 16
- 14
- 59
- 39
- 15
- 35
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths