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
- 1.69 − 17 =
- 2.83 − 52 =
- 3.68 − 12 =
- 4.53 − 35 =
- 5.56 − 19 =
- 6.80 − 41 =
- 7.86 − 12 =
- 8.78 − 15 =
- 9.91 − 78 =
- 10.96 − 32 =
- 11.58 − 44 =
- 12.57 − 35 =
- 13.93 − 29 =
- 14.73 − 51 =
- 15.64 − 53 =
- 16.61 − 37 =
- 17.63 − 15 =
- 18.74 − 64 =
- 19.68 − 18 =
- 20.75 − 18 =
- 21.92 − 56 =
- 22.53 − 31 =
- 23.90 − 26 =
- 24.57 − 36 =
- 25.62 − 14 =
- 26.78 − 57 =
- 27.64 − 38 =
- 28.99 − 53 =
- 29.66 − 28 =
- 30.84 − 35 =
- 31.70 − 53 =
- 32.78 − 53 =
- 33.66 − 14 =
- 34.75 − 46 =
- 35.77 − 21 =
- 36.82 − 32 =
- 37.74 − 52 =
- 38.63 − 25 =
- 39.60 − 19 =
- 40.55 − 31 =
Answer key
- 52
- 31
- 56
- 18
- 37
- 39
- 74
- 63
- 13
- 64
- 14
- 22
- 64
- 22
- 11
- 24
- 48
- 10
- 50
- 57
- 36
- 22
- 64
- 21
- 48
- 21
- 26
- 46
- 38
- 49
- 17
- 25
- 52
- 29
- 56
- 50
- 22
- 38
- 41
- 24
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths