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
- 1.74 − 14 =
- 2.97 − 19 =
- 3.87 − 26 =
- 4.88 − 55 =
- 5.67 − 34 =
- 6.83 − 29 =
- 7.74 − 42 =
- 8.52 − 16 =
- 9.96 − 41 =
- 10.91 − 68 =
- 11.75 − 43 =
- 12.69 − 31 =
- 13.63 − 31 =
- 14.60 − 14 =
- 15.62 − 23 =
- 16.97 − 27 =
- 17.79 − 21 =
- 18.84 − 65 =
- 19.88 − 25 =
- 20.58 − 28 =
- 21.75 − 61 =
- 22.57 − 19 =
- 23.53 − 43 =
- 24.99 − 86 =
- 25.54 − 24 =
- 26.60 − 45 =
- 27.72 − 61 =
- 28.73 − 16 =
- 29.79 − 15 =
- 30.72 − 51 =
- 31.98 − 69 =
- 32.75 − 59 =
- 33.94 − 42 =
- 34.68 − 54 =
- 35.85 − 61 =
- 36.72 − 31 =
- 37.91 − 34 =
- 38.76 − 56 =
- 39.99 − 66 =
- 40.69 − 36 =
Answer key
- 60
- 78
- 61
- 33
- 33
- 54
- 32
- 36
- 55
- 23
- 32
- 38
- 32
- 46
- 39
- 70
- 58
- 19
- 63
- 30
- 14
- 38
- 10
- 13
- 30
- 15
- 11
- 57
- 64
- 21
- 29
- 16
- 52
- 14
- 24
- 41
- 57
- 20
- 33
- 33
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths