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
- 1.59 − 16 =
- 2.80 − 53 =
- 3.52 − 33 =
- 4.61 − 46 =
- 5.94 − 36 =
- 6.61 − 19 =
- 7.88 − 51 =
- 8.98 − 22 =
- 9.90 − 79 =
- 10.94 − 57 =
- 11.65 − 47 =
- 12.96 − 66 =
- 13.52 − 37 =
- 14.62 − 18 =
- 15.85 − 72 =
- 16.58 − 48 =
- 17.93 − 12 =
- 18.56 − 21 =
- 19.67 − 17 =
- 20.66 − 18 =
- 21.75 − 28 =
- 22.59 − 38 =
- 23.54 − 22 =
- 24.55 − 28 =
- 25.64 − 23 =
- 26.77 − 53 =
- 27.61 − 41 =
- 28.86 − 25 =
- 29.81 − 16 =
- 30.88 − 29 =
- 31.97 − 22 =
- 32.58 − 22 =
- 33.59 − 45 =
- 34.76 − 19 =
- 35.66 − 43 =
- 36.63 − 38 =
- 37.57 − 31 =
- 38.83 − 51 =
- 39.98 − 68 =
- 40.93 − 37 =
Answer key
- 43
- 27
- 19
- 15
- 58
- 42
- 37
- 76
- 11
- 37
- 18
- 30
- 15
- 44
- 13
- 10
- 81
- 35
- 50
- 48
- 47
- 21
- 32
- 27
- 41
- 24
- 20
- 61
- 65
- 59
- 75
- 36
- 14
- 57
- 23
- 25
- 26
- 32
- 30
- 56
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths