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
- 1.82 − 71 =
- 2.99 − 68 =
- 3.91 − 54 =
- 4.94 − 81 =
- 5.77 − 54 =
- 6.57 − 31 =
- 7.63 − 22 =
- 8.64 − 18 =
- 9.79 − 21 =
- 10.69 − 39 =
- 11.67 − 27 =
- 12.67 − 23 =
- 13.84 − 23 =
- 14.96 − 63 =
- 15.87 − 52 =
- 16.91 − 47 =
- 17.91 − 75 =
- 18.86 − 61 =
- 19.92 − 56 =
- 20.87 − 24 =
- 21.80 − 25 =
- 22.73 − 41 =
- 23.58 − 18 =
- 24.94 − 57 =
- 25.59 − 38 =
- 26.73 − 62 =
- 27.72 − 14 =
- 28.58 − 36 =
- 29.84 − 19 =
- 30.65 − 15 =
- 31.68 − 18 =
- 32.60 − 12 =
- 33.55 − 25 =
- 34.88 − 48 =
- 35.69 − 51 =
- 36.70 − 48 =
- 37.52 − 21 =
- 38.67 − 21 =
- 39.87 − 37 =
- 40.68 − 56 =
Answer key
- 11
- 31
- 37
- 13
- 23
- 26
- 41
- 46
- 58
- 30
- 40
- 44
- 61
- 33
- 35
- 44
- 16
- 25
- 36
- 63
- 55
- 32
- 40
- 37
- 21
- 11
- 58
- 22
- 65
- 50
- 50
- 48
- 30
- 40
- 18
- 22
- 31
- 46
- 50
- 12
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths