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
- 1.56 − 12 =
- 2.62 − 15 =
- 3.61 − 13 =
- 4.52 − 14 =
- 5.59 − 36 =
- 6.87 − 12 =
- 7.74 − 61 =
- 8.95 − 61 =
- 9.60 − 17 =
- 10.52 − 28 =
- 11.68 − 16 =
- 12.89 − 33 =
- 13.62 − 43 =
- 14.98 − 16 =
- 15.59 − 41 =
- 16.81 − 51 =
- 17.96 − 32 =
- 18.78 − 68 =
- 19.61 − 47 =
- 20.89 − 26 =
- 21.63 − 17 =
- 22.91 − 61 =
- 23.77 − 65 =
- 24.59 − 34 =
- 25.75 − 27 =
- 26.89 − 25 =
- 27.89 − 38 =
- 28.57 − 32 =
- 29.87 − 32 =
- 30.88 − 41 =
- 31.69 − 41 =
- 32.65 − 31 =
- 33.71 − 38 =
- 34.90 − 68 =
- 35.66 − 32 =
- 36.61 − 31 =
- 37.80 − 26 =
- 38.99 − 44 =
- 39.89 − 61 =
- 40.64 − 33 =
Answer key
- 44
- 47
- 48
- 38
- 23
- 75
- 13
- 34
- 43
- 24
- 52
- 56
- 19
- 82
- 18
- 30
- 64
- 10
- 14
- 63
- 46
- 30
- 12
- 25
- 48
- 64
- 51
- 25
- 55
- 47
- 28
- 34
- 33
- 22
- 34
- 30
- 54
- 55
- 28
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths