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
- 1.80 − 13 =
- 2.76 − 15 =
- 3.78 − 29 =
- 4.92 − 18 =
- 5.56 − 25 =
- 6.59 − 49 =
- 7.62 − 31 =
- 8.71 − 34 =
- 9.96 − 37 =
- 10.85 − 14 =
- 11.60 − 35 =
- 12.62 − 15 =
- 13.53 − 17 =
- 14.97 − 45 =
- 15.61 − 47 =
- 16.78 − 12 =
- 17.90 − 17 =
- 18.94 − 21 =
- 19.58 − 41 =
- 20.91 − 68 =
- 21.97 − 13 =
- 22.72 − 56 =
- 23.64 − 42 =
- 24.98 − 19 =
- 25.87 − 21 =
- 26.88 − 72 =
- 27.98 − 56 =
- 28.70 − 27 =
- 29.85 − 38 =
- 30.53 − 19 =
- 31.87 − 59 =
- 32.75 − 25 =
- 33.76 − 48 =
- 34.90 − 71 =
- 35.87 − 61 =
- 36.96 − 66 =
- 37.82 − 23 =
- 38.70 − 14 =
- 39.66 − 45 =
- 40.60 − 32 =
Answer key
- 67
- 61
- 49
- 74
- 31
- 10
- 31
- 37
- 59
- 71
- 25
- 47
- 36
- 52
- 14
- 66
- 73
- 73
- 17
- 23
- 84
- 16
- 22
- 79
- 66
- 16
- 42
- 43
- 47
- 34
- 28
- 50
- 28
- 19
- 26
- 30
- 59
- 56
- 21
- 28
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths