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
- 1.93 − 55 =
- 2.61 − 32 =
- 3.89 − 72 =
- 4.55 − 35 =
- 5.98 − 49 =
- 6.65 − 39 =
- 7.54 − 21 =
- 8.59 − 31 =
- 9.97 − 16 =
- 10.93 − 38 =
- 11.56 − 45 =
- 12.73 − 22 =
- 13.54 − 43 =
- 14.95 − 14 =
- 15.55 − 14 =
- 16.98 − 47 =
- 17.52 − 21 =
- 18.87 − 51 =
- 19.56 − 24 =
- 20.67 − 44 =
- 21.57 − 31 =
- 22.63 − 33 =
- 23.84 − 25 =
- 24.73 − 42 =
- 25.84 − 62 =
- 26.64 − 51 =
- 27.70 − 26 =
- 28.56 − 28 =
- 29.86 − 62 =
- 30.83 − 43 =
- 31.80 − 36 =
- 32.80 − 17 =
- 33.75 − 44 =
- 34.97 − 22 =
- 35.70 − 31 =
- 36.65 − 31 =
- 37.60 − 22 =
- 38.64 − 24 =
- 39.97 − 75 =
- 40.61 − 22 =
Answer key
- 38
- 29
- 17
- 20
- 49
- 26
- 33
- 28
- 81
- 55
- 11
- 51
- 11
- 81
- 41
- 51
- 31
- 36
- 32
- 23
- 26
- 30
- 59
- 31
- 22
- 13
- 44
- 28
- 24
- 40
- 44
- 63
- 31
- 75
- 39
- 34
- 38
- 40
- 22
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths