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
- 1.84 − 31 =
- 2.76 − 35 =
- 3.62 − 49 =
- 4.54 − 26 =
- 5.83 − 55 =
- 6.87 − 71 =
- 7.76 − 15 =
- 8.67 − 55 =
- 9.58 − 26 =
- 10.57 − 39 =
- 11.67 − 56 =
- 12.91 − 41 =
- 13.69 − 59 =
- 14.64 − 18 =
- 15.79 − 63 =
- 16.58 − 19 =
- 17.64 − 16 =
- 18.83 − 21 =
- 19.84 − 71 =
- 20.99 − 25 =
- 21.74 − 21 =
- 22.92 − 21 =
- 23.99 − 16 =
- 24.63 − 21 =
- 25.91 − 46 =
- 26.90 − 53 =
- 27.55 − 12 =
- 28.91 − 68 =
- 29.92 − 42 =
- 30.90 − 75 =
- 31.88 − 42 =
- 32.77 − 61 =
- 33.80 − 54 =
- 34.86 − 68 =
- 35.68 − 58 =
- 36.83 − 73 =
- 37.90 − 24 =
- 38.56 − 22 =
- 39.93 − 62 =
- 40.73 − 41 =
Answer key
- 53
- 41
- 13
- 28
- 28
- 16
- 61
- 12
- 32
- 18
- 11
- 50
- 10
- 46
- 16
- 39
- 48
- 62
- 13
- 74
- 53
- 71
- 83
- 42
- 45
- 37
- 43
- 23
- 50
- 15
- 46
- 16
- 26
- 18
- 10
- 10
- 66
- 34
- 31
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths