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
- 1.68 − 47 =
- 2.96 − 55 =
- 3.93 − 57 =
- 4.94 − 18 =
- 5.61 − 13 =
- 6.61 − 46 =
- 7.93 − 71 =
- 8.86 − 13 =
- 9.63 − 49 =
- 10.92 − 64 =
- 11.64 − 25 =
- 12.82 − 47 =
- 13.57 − 34 =
- 14.91 − 17 =
- 15.86 − 59 =
- 16.58 − 13 =
- 17.85 − 59 =
- 18.75 − 29 =
- 19.58 − 34 =
- 20.62 − 41 =
- 21.79 − 65 =
- 22.63 − 48 =
- 23.76 − 35 =
- 24.84 − 24 =
- 25.73 − 54 =
- 26.96 − 18 =
- 27.97 − 21 =
- 28.91 − 43 =
- 29.90 − 26 =
- 30.76 − 61 =
- 31.54 − 44 =
- 32.96 − 34 =
- 33.72 − 32 =
- 34.61 − 12 =
- 35.79 − 12 =
- 36.55 − 28 =
- 37.55 − 41 =
- 38.52 − 37 =
- 39.90 − 12 =
- 40.66 − 21 =
Answer key
- 21
- 41
- 36
- 76
- 48
- 15
- 22
- 73
- 14
- 28
- 39
- 35
- 23
- 74
- 27
- 45
- 26
- 46
- 24
- 21
- 14
- 15
- 41
- 60
- 19
- 78
- 76
- 48
- 64
- 15
- 10
- 62
- 40
- 49
- 67
- 27
- 14
- 15
- 78
- 45
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths