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
- 1.84 − 14 =
- 2.74 − 47 =
- 3.81 − 21 =
- 4.58 − 25 =
- 5.95 − 15 =
- 6.86 − 45 =
- 7.92 − 27 =
- 8.84 − 36 =
- 9.87 − 54 =
- 10.70 − 36 =
- 11.55 − 16 =
- 12.93 − 31 =
- 13.87 − 71 =
- 14.63 − 21 =
- 15.52 − 28 =
- 16.90 − 13 =
- 17.82 − 67 =
- 18.68 − 19 =
- 19.91 − 79 =
- 20.79 − 42 =
- 21.64 − 31 =
- 22.90 − 33 =
- 23.82 − 72 =
- 24.54 − 16 =
- 25.72 − 45 =
- 26.87 − 76 =
- 27.70 − 21 =
- 28.87 − 75 =
- 29.75 − 21 =
- 30.56 − 12 =
- 31.71 − 16 =
- 32.77 − 24 =
- 33.65 − 36 =
- 34.83 − 37 =
- 35.66 − 31 =
- 36.62 − 18 =
- 37.93 − 81 =
- 38.81 − 59 =
- 39.56 − 22 =
- 40.92 − 24 =
Answer key
- 70
- 27
- 60
- 33
- 80
- 41
- 65
- 48
- 33
- 34
- 39
- 62
- 16
- 42
- 24
- 77
- 15
- 49
- 12
- 37
- 33
- 57
- 10
- 38
- 27
- 11
- 49
- 12
- 54
- 44
- 55
- 53
- 29
- 46
- 35
- 44
- 12
- 22
- 34
- 68
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths