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
- 1.67 − 24 =
- 2.98 − 53 =
- 3.58 − 41 =
- 4.78 − 51 =
- 5.92 − 72 =
- 6.73 − 31 =
- 7.63 − 47 =
- 8.55 − 15 =
- 9.69 − 43 =
- 10.69 − 21 =
- 11.80 − 57 =
- 12.76 − 14 =
- 13.81 − 17 =
- 14.59 − 31 =
- 15.85 − 48 =
- 16.65 − 15 =
- 17.98 − 86 =
- 18.57 − 15 =
- 19.87 − 23 =
- 20.85 − 43 =
- 21.92 − 19 =
- 22.77 − 16 =
- 23.89 − 21 =
- 24.85 − 14 =
- 25.53 − 36 =
- 26.75 − 41 =
- 27.74 − 53 =
- 28.53 − 35 =
- 29.91 − 42 =
- 30.81 − 36 =
- 31.59 − 21 =
- 32.52 − 14 =
- 33.86 − 27 =
- 34.97 − 79 =
- 35.73 − 34 =
- 36.89 − 77 =
- 37.81 − 53 =
- 38.72 − 41 =
- 39.97 − 69 =
- 40.80 − 24 =
Answer key
- 43
- 45
- 17
- 27
- 20
- 42
- 16
- 40
- 26
- 48
- 23
- 62
- 64
- 28
- 37
- 50
- 12
- 42
- 64
- 42
- 73
- 61
- 68
- 71
- 17
- 34
- 21
- 18
- 49
- 45
- 38
- 38
- 59
- 18
- 39
- 12
- 28
- 31
- 28
- 56
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths