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 − 35 =
- 2.71 − 24 =
- 3.72 − 41 =
- 4.80 − 52 =
- 5.64 − 54 =
- 6.57 − 41 =
- 7.66 − 47 =
- 8.91 − 21 =
- 9.95 − 15 =
- 10.56 − 41 =
- 11.55 − 12 =
- 12.85 − 19 =
- 13.52 − 13 =
- 14.97 − 65 =
- 15.70 − 41 =
- 16.84 − 47 =
- 17.71 − 31 =
- 18.90 − 26 =
- 19.72 − 17 =
- 20.86 − 13 =
- 21.52 − 41 =
- 22.73 − 31 =
- 23.87 − 28 =
- 24.93 − 72 =
- 25.63 − 29 =
- 26.78 − 14 =
- 27.91 − 58 =
- 28.60 − 19 =
- 29.95 − 66 =
- 30.62 − 18 =
- 31.87 − 39 =
- 32.64 − 38 =
- 33.63 − 24 =
- 34.82 − 15 =
- 35.87 − 44 =
- 36.76 − 55 =
- 37.74 − 19 =
- 38.85 − 73 =
- 39.80 − 31 =
- 40.58 − 46 =
Answer key
- 34
- 47
- 31
- 28
- 10
- 16
- 19
- 70
- 80
- 15
- 43
- 66
- 39
- 32
- 29
- 37
- 40
- 64
- 55
- 73
- 11
- 42
- 59
- 21
- 34
- 64
- 33
- 41
- 29
- 44
- 48
- 26
- 39
- 67
- 43
- 21
- 55
- 12
- 49
- 12
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths