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
- 1.71 − 24 =
- 2.64 − 49 =
- 3.84 − 17 =
- 4.63 − 37 =
- 5.56 − 38 =
- 6.98 − 17 =
- 7.57 − 22 =
- 8.61 − 37 =
- 9.91 − 32 =
- 10.99 − 27 =
- 11.69 − 28 =
- 12.52 − 24 =
- 13.58 − 32 =
- 14.93 − 31 =
- 15.71 − 26 =
- 16.67 − 49 =
- 17.72 − 24 =
- 18.98 − 58 =
- 19.63 − 46 =
- 20.75 − 13 =
- 21.76 − 21 =
- 22.88 − 78 =
- 23.69 − 38 =
- 24.69 − 33 =
- 25.96 − 72 =
- 26.82 − 47 =
- 27.67 − 22 =
- 28.97 − 29 =
- 29.54 − 32 =
- 30.66 − 24 =
- 31.64 − 26 =
- 32.54 − 35 =
- 33.53 − 25 =
- 34.91 − 59 =
- 35.66 − 44 =
- 36.61 − 15 =
- 37.55 − 21 =
- 38.90 − 75 =
- 39.89 − 63 =
- 40.88 − 77 =
Answer key
- 47
- 15
- 67
- 26
- 18
- 81
- 35
- 24
- 59
- 72
- 41
- 28
- 26
- 62
- 45
- 18
- 48
- 40
- 17
- 62
- 55
- 10
- 31
- 36
- 24
- 35
- 45
- 68
- 22
- 42
- 38
- 19
- 28
- 32
- 22
- 46
- 34
- 15
- 26
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths