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
- 1.64 − 16 =
- 2.67 − 51 =
- 3.76 − 53 =
- 4.76 − 22 =
- 5.59 − 29 =
- 6.67 − 19 =
- 7.73 − 31 =
- 8.75 − 61 =
- 9.78 − 61 =
- 10.74 − 55 =
- 11.87 − 77 =
- 12.58 − 34 =
- 13.91 − 71 =
- 14.69 − 33 =
- 15.99 − 88 =
- 16.54 − 22 =
- 17.76 − 51 =
- 18.52 − 33 =
- 19.89 − 71 =
- 20.76 − 58 =
- 21.72 − 44 =
- 22.60 − 13 =
- 23.57 − 26 =
- 24.97 − 28 =
- 25.81 − 68 =
- 26.84 − 15 =
- 27.86 − 51 =
- 28.96 − 39 =
- 29.73 − 16 =
- 30.56 − 13 =
- 31.53 − 17 =
- 32.52 − 14 =
- 33.56 − 23 =
- 34.88 − 51 =
- 35.98 − 61 =
- 36.73 − 41 =
- 37.96 − 56 =
- 38.97 − 78 =
- 39.62 − 17 =
- 40.97 − 84 =
Answer key
- 48
- 16
- 23
- 54
- 30
- 48
- 42
- 14
- 17
- 19
- 10
- 24
- 20
- 36
- 11
- 32
- 25
- 19
- 18
- 18
- 28
- 47
- 31
- 69
- 13
- 69
- 35
- 57
- 57
- 43
- 36
- 38
- 33
- 37
- 37
- 32
- 40
- 19
- 45
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths