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
- 1.85 − 49 =
- 2.82 − 15 =
- 3.91 − 55 =
- 4.81 − 37 =
- 5.82 − 41 =
- 6.89 − 23 =
- 7.90 − 12 =
- 8.69 − 36 =
- 9.53 − 23 =
- 10.89 − 29 =
- 11.99 − 74 =
- 12.99 − 63 =
- 13.84 − 53 =
- 14.89 − 71 =
- 15.61 − 48 =
- 16.94 − 12 =
- 17.90 − 35 =
- 18.85 − 12 =
- 19.72 − 47 =
- 20.63 − 27 =
- 21.74 − 48 =
- 22.60 − 47 =
- 23.58 − 13 =
- 24.80 − 14 =
- 25.81 − 35 =
- 26.91 − 43 =
- 27.78 − 56 =
- 28.85 − 27 =
- 29.91 − 72 =
- 30.99 − 14 =
- 31.93 − 38 =
- 32.88 − 26 =
- 33.98 − 71 =
- 34.78 − 23 =
- 35.57 − 37 =
- 36.93 − 15 =
- 37.97 − 86 =
- 38.69 − 13 =
- 39.73 − 56 =
- 40.66 − 46 =
Answer key
- 36
- 67
- 36
- 44
- 41
- 66
- 78
- 33
- 30
- 60
- 25
- 36
- 31
- 18
- 13
- 82
- 55
- 73
- 25
- 36
- 26
- 13
- 45
- 66
- 46
- 48
- 22
- 58
- 19
- 85
- 55
- 62
- 27
- 55
- 20
- 78
- 11
- 56
- 17
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths