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
- 1.97 − 29 =
- 2.95 − 82 =
- 3.57 − 28 =
- 4.97 − 81 =
- 5.80 − 53 =
- 6.53 − 13 =
- 7.61 − 36 =
- 8.54 − 21 =
- 9.60 − 15 =
- 10.61 − 45 =
- 11.96 − 14 =
- 12.77 − 63 =
- 13.52 − 16 =
- 14.98 − 23 =
- 15.81 − 15 =
- 16.99 − 27 =
- 17.92 − 27 =
- 18.76 − 13 =
- 19.70 − 59 =
- 20.72 − 35 =
- 21.59 − 26 =
- 22.96 − 19 =
- 23.67 − 12 =
- 24.63 − 43 =
- 25.69 − 21 =
- 26.64 − 19 =
- 27.96 − 67 =
- 28.63 − 31 =
- 29.58 − 13 =
- 30.68 − 18 =
- 31.82 − 37 =
- 32.88 − 73 =
- 33.62 − 26 =
- 34.77 − 33 =
- 35.68 − 38 =
- 36.96 − 31 =
- 37.65 − 21 =
- 38.96 − 68 =
- 39.79 − 12 =
- 40.88 − 71 =
Answer key
- 68
- 13
- 29
- 16
- 27
- 40
- 25
- 33
- 45
- 16
- 82
- 14
- 36
- 75
- 66
- 72
- 65
- 63
- 11
- 37
- 33
- 77
- 55
- 20
- 48
- 45
- 29
- 32
- 45
- 50
- 45
- 15
- 36
- 44
- 30
- 65
- 44
- 28
- 67
- 17
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths