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 − 14 =
- 2.98 − 44 =
- 3.72 − 57 =
- 4.57 − 32 =
- 5.71 − 21 =
- 6.79 − 14 =
- 7.74 − 13 =
- 8.53 − 41 =
- 9.68 − 23 =
- 10.60 − 49 =
- 11.60 − 25 =
- 12.66 − 16 =
- 13.54 − 34 =
- 14.56 − 28 =
- 15.79 − 23 =
- 16.86 − 28 =
- 17.75 − 57 =
- 18.98 − 38 =
- 19.86 − 18 =
- 20.56 − 21 =
- 21.95 − 21 =
- 22.92 − 61 =
- 23.69 − 18 =
- 24.93 − 69 =
- 25.72 − 17 =
- 26.59 − 32 =
- 27.69 − 33 =
- 28.87 − 38 =
- 29.65 − 45 =
- 30.99 − 18 =
- 31.74 − 23 =
- 32.71 − 24 =
- 33.78 − 13 =
- 34.61 − 37 =
- 35.76 − 41 =
- 36.75 − 59 =
- 37.83 − 72 =
- 38.86 − 31 =
- 39.60 − 16 =
- 40.87 − 21 =
Answer key
- 77
- 54
- 15
- 25
- 50
- 65
- 61
- 12
- 45
- 11
- 35
- 50
- 20
- 28
- 56
- 58
- 18
- 60
- 68
- 35
- 74
- 31
- 51
- 24
- 55
- 27
- 36
- 49
- 20
- 81
- 51
- 47
- 65
- 24
- 35
- 16
- 11
- 55
- 44
- 66
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths