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
- 1.94 − 63 =
- 2.99 − 78 =
- 3.80 − 28 =
- 4.89 − 21 =
- 5.60 − 18 =
- 6.76 − 35 =
- 7.74 − 33 =
- 8.74 − 45 =
- 9.69 − 34 =
- 10.71 − 51 =
- 11.75 − 36 =
- 12.57 − 46 =
- 13.70 − 26 =
- 14.93 − 75 =
- 15.64 − 24 =
- 16.88 − 45 =
- 17.98 − 32 =
- 18.91 − 16 =
- 19.56 − 31 =
- 20.80 − 64 =
- 21.52 − 31 =
- 22.54 − 31 =
- 23.73 − 42 =
- 24.69 − 21 =
- 25.59 − 46 =
- 26.67 − 35 =
- 27.97 − 37 =
- 28.59 − 12 =
- 29.85 − 13 =
- 30.95 − 59 =
- 31.72 − 45 =
- 32.60 − 33 =
- 33.93 − 51 =
- 34.98 − 85 =
- 35.84 − 46 =
- 36.81 − 27 =
- 37.55 − 24 =
- 38.89 − 18 =
- 39.98 − 81 =
- 40.52 − 41 =
Answer key
- 31
- 21
- 52
- 68
- 42
- 41
- 41
- 29
- 35
- 20
- 39
- 11
- 44
- 18
- 40
- 43
- 66
- 75
- 25
- 16
- 21
- 23
- 31
- 48
- 13
- 32
- 60
- 47
- 72
- 36
- 27
- 27
- 42
- 13
- 38
- 54
- 31
- 71
- 17
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths