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
- 1.86 − 36 =
- 2.54 − 42 =
- 3.79 − 62 =
- 4.89 − 66 =
- 5.64 − 25 =
- 6.92 − 71 =
- 7.95 − 69 =
- 8.98 − 52 =
- 9.72 − 26 =
- 10.78 − 42 =
- 11.76 − 19 =
- 12.92 − 54 =
- 13.63 − 13 =
- 14.56 − 46 =
- 15.84 − 41 =
- 16.56 − 12 =
- 17.88 − 57 =
- 18.64 − 17 =
- 19.86 − 21 =
- 20.80 − 25 =
- 21.68 − 23 =
- 22.76 − 58 =
- 23.58 − 41 =
- 24.82 − 32 =
- 25.55 − 15 =
- 26.53 − 39 =
- 27.61 − 31 =
- 28.59 − 47 =
- 29.67 − 53 =
- 30.96 − 21 =
- 31.71 − 23 =
- 32.88 − 35 =
- 33.65 − 47 =
- 34.67 − 21 =
- 35.85 − 73 =
- 36.74 − 41 =
- 37.85 − 69 =
- 38.91 − 21 =
- 39.60 − 24 =
- 40.53 − 22 =
Answer key
- 50
- 12
- 17
- 23
- 39
- 21
- 26
- 46
- 46
- 36
- 57
- 38
- 50
- 10
- 43
- 44
- 31
- 47
- 65
- 55
- 45
- 18
- 17
- 50
- 40
- 14
- 30
- 12
- 14
- 75
- 48
- 53
- 18
- 46
- 12
- 33
- 16
- 70
- 36
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths