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
- 1.69 − 43 =
- 2.75 − 65 =
- 3.76 − 13 =
- 4.65 − 51 =
- 5.62 − 47 =
- 6.81 − 68 =
- 7.74 − 48 =
- 8.76 − 25 =
- 9.98 − 61 =
- 10.78 − 12 =
- 11.74 − 15 =
- 12.65 − 18 =
- 13.58 − 26 =
- 14.84 − 41 =
- 15.66 − 48 =
- 16.97 − 73 =
- 17.75 − 41 =
- 18.83 − 51 =
- 19.98 − 37 =
- 20.64 − 33 =
- 21.83 − 32 =
- 22.60 − 39 =
- 23.55 − 14 =
- 24.67 − 57 =
- 25.72 − 16 =
- 26.57 − 29 =
- 27.85 − 38 =
- 28.76 − 35 =
- 29.58 − 12 =
- 30.84 − 44 =
- 31.76 − 26 =
- 32.55 − 31 =
- 33.59 − 37 =
- 34.55 − 13 =
- 35.97 − 57 =
- 36.72 − 37 =
- 37.80 − 64 =
- 38.53 − 33 =
- 39.76 − 22 =
- 40.68 − 46 =
Answer key
- 26
- 10
- 63
- 14
- 15
- 13
- 26
- 51
- 37
- 66
- 59
- 47
- 32
- 43
- 18
- 24
- 34
- 32
- 61
- 31
- 51
- 21
- 41
- 10
- 56
- 28
- 47
- 41
- 46
- 40
- 50
- 24
- 22
- 42
- 40
- 35
- 16
- 20
- 54
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths