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 − 16 =
- 2.96 − 86 =
- 3.96 − 27 =
- 4.69 − 43 =
- 5.84 − 58 =
- 6.90 − 51 =
- 7.68 − 34 =
- 8.58 − 48 =
- 9.53 − 38 =
- 10.97 − 12 =
- 11.62 − 39 =
- 12.55 − 27 =
- 13.88 − 45 =
- 14.52 − 41 =
- 15.63 − 44 =
- 16.82 − 64 =
- 17.80 − 14 =
- 18.83 − 49 =
- 19.91 − 41 =
- 20.77 − 35 =
- 21.64 − 21 =
- 22.69 − 21 =
- 23.63 − 23 =
- 24.64 − 22 =
- 25.52 − 36 =
- 26.59 − 21 =
- 27.58 − 25 =
- 28.87 − 75 =
- 29.60 − 46 =
- 30.61 − 48 =
- 31.78 − 14 =
- 32.75 − 52 =
- 33.70 − 39 =
- 34.91 − 49 =
- 35.93 − 47 =
- 36.66 − 23 =
- 37.66 − 42 =
- 38.70 − 51 =
- 39.68 − 13 =
- 40.62 − 21 =
Answer key
- 75
- 10
- 69
- 26
- 26
- 39
- 34
- 10
- 15
- 85
- 23
- 28
- 43
- 11
- 19
- 18
- 66
- 34
- 50
- 42
- 43
- 48
- 40
- 42
- 16
- 38
- 33
- 12
- 14
- 13
- 64
- 23
- 31
- 42
- 46
- 43
- 24
- 19
- 55
- 41
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths