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 − 14 =
- 2.85 − 31 =
- 3.60 − 48 =
- 4.64 − 52 =
- 5.75 − 31 =
- 6.87 − 21 =
- 7.95 − 55 =
- 8.63 − 33 =
- 9.84 − 74 =
- 10.53 − 16 =
- 11.96 − 37 =
- 12.79 − 69 =
- 13.77 − 65 =
- 14.79 − 32 =
- 15.99 − 51 =
- 16.92 − 45 =
- 17.55 − 34 =
- 18.55 − 41 =
- 19.83 − 14 =
- 20.56 − 23 =
- 21.56 − 31 =
- 22.58 − 23 =
- 23.92 − 31 =
- 24.52 − 39 =
- 25.61 − 45 =
- 26.81 − 18 =
- 27.88 − 67 =
- 28.85 − 21 =
- 29.93 − 33 =
- 30.60 − 42 =
- 31.53 − 32 =
- 32.56 − 19 =
- 33.85 − 58 =
- 34.76 − 66 =
- 35.98 − 26 =
- 36.58 − 13 =
- 37.74 − 25 =
- 38.71 − 34 =
- 39.58 − 14 =
- 40.90 − 69 =
Answer key
- 55
- 54
- 12
- 12
- 44
- 66
- 40
- 30
- 10
- 37
- 59
- 10
- 12
- 47
- 48
- 47
- 21
- 14
- 69
- 33
- 25
- 35
- 61
- 13
- 16
- 63
- 21
- 64
- 60
- 18
- 21
- 37
- 27
- 10
- 72
- 45
- 49
- 37
- 44
- 21
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths