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
- 1.80 − 57 =
- 2.75 − 61 =
- 3.89 − 77 =
- 4.97 − 31 =
- 5.82 − 41 =
- 6.70 − 44 =
- 7.66 − 48 =
- 8.85 − 64 =
- 9.93 − 63 =
- 10.80 − 48 =
- 11.93 − 35 =
- 12.79 − 45 =
- 13.58 − 39 =
- 14.52 − 19 =
- 15.89 − 19 =
- 16.97 − 25 =
- 17.71 − 46 =
- 18.97 − 79 =
- 19.81 − 41 =
- 20.71 − 42 =
- 21.76 − 54 =
- 22.92 − 53 =
- 23.79 − 33 =
- 24.73 − 51 =
- 25.91 − 81 =
- 26.97 − 19 =
- 27.56 − 17 =
- 28.75 − 49 =
- 29.52 − 31 =
- 30.87 − 74 =
- 31.74 − 25 =
- 32.91 − 74 =
- 33.95 − 73 =
- 34.61 − 39 =
- 35.74 − 26 =
- 36.77 − 31 =
- 37.79 − 17 =
- 38.68 − 35 =
- 39.63 − 22 =
- 40.93 − 75 =
Answer key
- 23
- 14
- 12
- 66
- 41
- 26
- 18
- 21
- 30
- 32
- 58
- 34
- 19
- 33
- 70
- 72
- 25
- 18
- 40
- 29
- 22
- 39
- 46
- 22
- 10
- 78
- 39
- 26
- 21
- 13
- 49
- 17
- 22
- 22
- 48
- 46
- 62
- 33
- 41
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths