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
- 1.61 − 34 =
- 2.90 − 49 =
- 3.79 − 41 =
- 4.69 − 46 =
- 5.67 − 32 =
- 6.90 − 39 =
- 7.84 − 58 =
- 8.56 − 29 =
- 9.65 − 26 =
- 10.64 − 33 =
- 11.87 − 52 =
- 12.95 − 39 =
- 13.81 − 41 =
- 14.55 − 34 =
- 15.90 − 63 =
- 16.87 − 49 =
- 17.76 − 42 =
- 18.97 − 28 =
- 19.61 − 22 =
- 20.56 − 33 =
- 21.91 − 29 =
- 22.53 − 26 =
- 23.62 − 43 =
- 24.61 − 39 =
- 25.97 − 12 =
- 26.86 − 74 =
- 27.66 − 52 =
- 28.98 − 29 =
- 29.65 − 23 =
- 30.71 − 21 =
- 31.55 − 16 =
- 32.93 − 33 =
- 33.75 − 33 =
- 34.80 − 25 =
- 35.87 − 33 =
- 36.89 − 78 =
- 37.96 − 73 =
- 38.84 − 62 =
- 39.89 − 25 =
- 40.59 − 24 =
Answer key
- 27
- 41
- 38
- 23
- 35
- 51
- 26
- 27
- 39
- 31
- 35
- 56
- 40
- 21
- 27
- 38
- 34
- 69
- 39
- 23
- 62
- 27
- 19
- 22
- 85
- 12
- 14
- 69
- 42
- 50
- 39
- 60
- 42
- 55
- 54
- 11
- 23
- 22
- 64
- 35
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths