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 − 54 =
- 2.79 − 44 =
- 3.60 − 38 =
- 4.78 − 22 =
- 5.55 − 21 =
- 6.70 − 52 =
- 7.77 − 44 =
- 8.93 − 14 =
- 9.61 − 31 =
- 10.75 − 41 =
- 11.87 − 56 =
- 12.72 − 23 =
- 13.71 − 55 =
- 14.66 − 18 =
- 15.59 − 24 =
- 16.88 − 33 =
- 17.68 − 18 =
- 18.83 − 39 =
- 19.93 − 52 =
- 20.80 − 17 =
- 21.63 − 36 =
- 22.97 − 51 =
- 23.66 − 42 =
- 24.78 − 33 =
- 25.98 − 22 =
- 26.78 − 66 =
- 27.81 − 14 =
- 28.85 − 41 =
- 29.62 − 19 =
- 30.60 − 31 =
- 31.97 − 72 =
- 32.56 − 14 =
- 33.76 − 56 =
- 34.60 − 19 =
- 35.57 − 39 =
- 36.88 − 65 =
- 37.78 − 13 =
- 38.78 − 29 =
- 39.78 − 21 =
- 40.62 − 15 =
Answer key
- 10
- 35
- 22
- 56
- 34
- 18
- 33
- 79
- 30
- 34
- 31
- 49
- 16
- 48
- 35
- 55
- 50
- 44
- 41
- 63
- 27
- 46
- 24
- 45
- 76
- 12
- 67
- 44
- 43
- 29
- 25
- 42
- 20
- 41
- 18
- 23
- 65
- 49
- 57
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths