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 − 18 =
- 2.60 − 42 =
- 3.52 − 16 =
- 4.60 − 41 =
- 5.53 − 16 =
- 6.61 − 36 =
- 7.62 − 29 =
- 8.65 − 12 =
- 9.53 − 27 =
- 10.97 − 75 =
- 11.60 − 47 =
- 12.57 − 14 =
- 13.93 − 27 =
- 14.52 − 18 =
- 15.55 − 32 =
- 16.68 − 34 =
- 17.78 − 56 =
- 18.97 − 22 =
- 19.78 − 46 =
- 20.66 − 21 =
- 21.77 − 33 =
- 22.72 − 56 =
- 23.77 − 61 =
- 24.97 − 53 =
- 25.52 − 23 =
- 26.91 − 45 =
- 27.92 − 66 =
- 28.92 − 48 =
- 29.77 − 64 =
- 30.68 − 28 =
- 31.77 − 38 =
- 32.69 − 51 =
- 33.60 − 27 =
- 34.79 − 46 =
- 35.86 − 55 =
- 36.99 − 54 =
- 37.56 − 42 =
- 38.87 − 37 =
- 39.78 − 12 =
- 40.53 − 37 =
Answer key
- 79
- 18
- 36
- 19
- 37
- 25
- 33
- 53
- 26
- 22
- 13
- 43
- 66
- 34
- 23
- 34
- 22
- 75
- 32
- 45
- 44
- 16
- 16
- 44
- 29
- 46
- 26
- 44
- 13
- 40
- 39
- 18
- 33
- 33
- 31
- 45
- 14
- 50
- 66
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths