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
- 1.90 − 71 =
- 2.60 − 28 =
- 3.69 − 36 =
- 4.76 − 47 =
- 5.74 − 18 =
- 6.53 − 35 =
- 7.95 − 56 =
- 8.86 − 61 =
- 9.81 − 61 =
- 10.81 − 26 =
- 11.94 − 61 =
- 12.98 − 82 =
- 13.54 − 29 =
- 14.71 − 52 =
- 15.52 − 24 =
- 16.84 − 38 =
- 17.91 − 51 =
- 18.87 − 24 =
- 19.69 − 25 =
- 20.59 − 43 =
- 21.97 − 74 =
- 22.92 − 51 =
- 23.77 − 44 =
- 24.66 − 43 =
- 25.80 − 35 =
- 26.61 − 12 =
- 27.58 − 22 =
- 28.82 − 32 =
- 29.60 − 42 =
- 30.66 − 33 =
- 31.83 − 59 =
- 32.63 − 29 =
- 33.96 − 27 =
- 34.63 − 14 =
- 35.80 − 51 =
- 36.99 − 41 =
- 37.68 − 31 =
- 38.92 − 34 =
- 39.61 − 39 =
- 40.80 − 67 =
Answer key
- 19
- 32
- 33
- 29
- 56
- 18
- 39
- 25
- 20
- 55
- 33
- 16
- 25
- 19
- 28
- 46
- 40
- 63
- 44
- 16
- 23
- 41
- 33
- 23
- 45
- 49
- 36
- 50
- 18
- 33
- 24
- 34
- 69
- 49
- 29
- 58
- 37
- 58
- 22
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths