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
- 1.88 − 13 =
- 2.99 − 16 =
- 3.87 − 21 =
- 4.59 − 49 =
- 5.74 − 42 =
- 6.81 − 37 =
- 7.64 − 16 =
- 8.63 − 19 =
- 9.74 − 22 =
- 10.69 − 44 =
- 11.77 − 36 =
- 12.58 − 17 =
- 13.65 − 17 =
- 14.95 − 41 =
- 15.84 − 64 =
- 16.93 − 81 =
- 17.84 − 31 =
- 18.97 − 68 =
- 19.52 − 31 =
- 20.56 − 24 =
- 21.71 − 41 =
- 22.87 − 25 =
- 23.76 − 41 =
- 24.61 − 17 =
- 25.60 − 34 =
- 26.84 − 62 =
- 27.61 − 13 =
- 28.70 − 29 =
- 29.98 − 87 =
- 30.96 − 63 =
- 31.64 − 25 =
- 32.53 − 41 =
- 33.87 − 48 =
- 34.54 − 12 =
- 35.83 − 55 =
- 36.87 − 63 =
- 37.69 − 21 =
- 38.72 − 55 =
- 39.97 − 19 =
- 40.88 − 28 =
Answer key
- 75
- 83
- 66
- 10
- 32
- 44
- 48
- 44
- 52
- 25
- 41
- 41
- 48
- 54
- 20
- 12
- 53
- 29
- 21
- 32
- 30
- 62
- 35
- 44
- 26
- 22
- 48
- 41
- 11
- 33
- 39
- 12
- 39
- 42
- 28
- 24
- 48
- 17
- 78
- 60
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths