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
- 1.88 − 13 =
- 2.65 − 33 =
- 3.61 − 18 =
- 4.63 − 18 =
- 5.99 − 18 =
- 6.76 − 53 =
- 7.95 − 58 =
- 8.81 − 56 =
- 9.85 − 72 =
- 10.63 − 35 =
- 11.67 − 42 =
- 12.81 − 29 =
- 13.75 − 12 =
- 14.78 − 18 =
- 15.76 − 41 =
- 16.64 − 27 =
- 17.71 − 61 =
- 18.94 − 45 =
- 19.61 − 44 =
- 20.52 − 27 =
- 21.54 − 37 =
- 22.86 − 21 =
- 23.78 − 41 =
- 24.89 − 71 =
- 25.97 − 46 =
- 26.91 − 45 =
- 27.60 − 43 =
- 28.64 − 31 =
- 29.90 − 78 =
- 30.84 − 47 =
- 31.81 − 13 =
- 32.68 − 44 =
- 33.61 − 12 =
- 34.55 − 22 =
- 35.56 − 31 =
- 36.90 − 16 =
- 37.54 − 18 =
- 38.86 − 37 =
- 39.87 − 39 =
- 40.76 − 35 =
Answer key
- 75
- 32
- 43
- 45
- 81
- 23
- 37
- 25
- 13
- 28
- 25
- 52
- 63
- 60
- 35
- 37
- 10
- 49
- 17
- 25
- 17
- 65
- 37
- 18
- 51
- 46
- 17
- 33
- 12
- 37
- 68
- 24
- 49
- 33
- 25
- 74
- 36
- 49
- 48
- 41
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths