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
- 1.96 − 15 =
- 2.82 − 35 =
- 3.70 − 21 =
- 4.90 − 56 =
- 5.86 − 59 =
- 6.69 − 31 =
- 7.61 − 21 =
- 8.63 − 45 =
- 9.58 − 47 =
- 10.58 − 17 =
- 11.89 − 25 =
- 12.82 − 41 =
- 13.93 − 47 =
- 14.99 − 13 =
- 15.71 − 23 =
- 16.80 − 35 =
- 17.87 − 28 =
- 18.89 − 61 =
- 19.72 − 57 =
- 20.88 − 24 =
- 21.54 − 32 =
- 22.57 − 23 =
- 23.85 − 48 =
- 24.94 − 69 =
- 25.56 − 41 =
- 26.77 − 41 =
- 27.63 − 44 =
- 28.61 − 46 =
- 29.57 − 21 =
- 30.93 − 55 =
- 31.80 − 27 =
- 32.53 − 18 =
- 33.61 − 31 =
- 34.94 − 47 =
- 35.59 − 41 =
- 36.77 − 65 =
- 37.75 − 49 =
- 38.74 − 55 =
- 39.93 − 81 =
- 40.63 − 18 =
Answer key
- 81
- 47
- 49
- 34
- 27
- 38
- 40
- 18
- 11
- 41
- 64
- 41
- 46
- 86
- 48
- 45
- 59
- 28
- 15
- 64
- 22
- 34
- 37
- 25
- 15
- 36
- 19
- 15
- 36
- 38
- 53
- 35
- 30
- 47
- 18
- 12
- 26
- 19
- 12
- 45
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths