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
- 1.91 − 44 =
- 2.52 − 17 =
- 3.97 − 71 =
- 4.63 − 18 =
- 5.74 − 61 =
- 6.52 − 41 =
- 7.79 − 61 =
- 8.88 − 27 =
- 9.92 − 13 =
- 10.80 − 59 =
- 11.58 − 31 =
- 12.76 − 58 =
- 13.73 − 42 =
- 14.79 − 27 =
- 15.89 − 45 =
- 16.72 − 22 =
- 17.81 − 23 =
- 18.95 − 77 =
- 19.58 − 21 =
- 20.90 − 59 =
- 21.86 − 48 =
- 22.67 − 18 =
- 23.91 − 72 =
- 24.62 − 34 =
- 25.84 − 21 =
- 26.70 − 12 =
- 27.65 − 24 =
- 28.81 − 51 =
- 29.81 − 12 =
- 30.89 − 15 =
- 31.90 − 74 =
- 32.61 − 13 =
- 33.75 − 35 =
- 34.53 − 25 =
- 35.80 − 43 =
- 36.57 − 31 =
- 37.65 − 12 =
- 38.61 − 51 =
- 39.92 − 16 =
- 40.84 − 24 =
Answer key
- 47
- 35
- 26
- 45
- 13
- 11
- 18
- 61
- 79
- 21
- 27
- 18
- 31
- 52
- 44
- 50
- 58
- 18
- 37
- 31
- 38
- 49
- 19
- 28
- 63
- 58
- 41
- 30
- 69
- 74
- 16
- 48
- 40
- 28
- 37
- 26
- 53
- 10
- 76
- 60
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths