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
- 1.85 − 64 =
- 2.54 − 38 =
- 3.54 − 35 =
- 4.80 − 42 =
- 5.93 − 62 =
- 6.98 − 13 =
- 7.65 − 37 =
- 8.54 − 32 =
- 9.59 − 36 =
- 10.53 − 42 =
- 11.72 − 43 =
- 12.91 − 76 =
- 13.90 − 46 =
- 14.61 − 33 =
- 15.59 − 23 =
- 16.59 − 44 =
- 17.75 − 41 =
- 18.72 − 35 =
- 19.78 − 33 =
- 20.60 − 23 =
- 21.81 − 34 =
- 22.63 − 33 =
- 23.88 − 28 =
- 24.68 − 51 =
- 25.76 − 21 =
- 26.92 − 25 =
- 27.71 − 27 =
- 28.91 − 69 =
- 29.76 − 56 =
- 30.77 − 42 =
- 31.76 − 25 =
- 32.57 − 25 =
- 33.66 − 49 =
- 34.83 − 38 =
- 35.84 − 61 =
- 36.59 − 16 =
- 37.83 − 51 =
- 38.74 − 62 =
- 39.91 − 15 =
- 40.90 − 78 =
Answer key
- 21
- 16
- 19
- 38
- 31
- 85
- 28
- 22
- 23
- 11
- 29
- 15
- 44
- 28
- 36
- 15
- 34
- 37
- 45
- 37
- 47
- 30
- 60
- 17
- 55
- 67
- 44
- 22
- 20
- 35
- 51
- 32
- 17
- 45
- 23
- 43
- 32
- 12
- 76
- 12
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths