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 − 44 =
- 2.94 − 76 =
- 3.85 − 17 =
- 4.56 − 35 =
- 5.73 − 24 =
- 6.98 − 37 =
- 7.93 − 61 =
- 8.64 − 15 =
- 9.63 − 38 =
- 10.62 − 13 =
- 11.53 − 31 =
- 12.65 − 51 =
- 13.90 − 33 =
- 14.91 − 22 =
- 15.99 − 32 =
- 16.95 − 27 =
- 17.66 − 33 =
- 18.60 − 26 =
- 19.89 − 39 =
- 20.86 − 36 =
- 21.93 − 57 =
- 22.88 − 25 =
- 23.89 − 12 =
- 24.84 − 56 =
- 25.52 − 21 =
- 26.59 − 31 =
- 27.71 − 56 =
- 28.86 − 39 =
- 29.68 − 27 =
- 30.97 − 23 =
- 31.63 − 31 =
- 32.58 − 46 =
- 33.63 − 18 =
- 34.64 − 12 =
- 35.89 − 72 =
- 36.54 − 21 =
- 37.66 − 45 =
- 38.77 − 21 =
- 39.95 − 21 =
- 40.99 − 47 =
Answer key
- 36
- 18
- 68
- 21
- 49
- 61
- 32
- 49
- 25
- 49
- 22
- 14
- 57
- 69
- 67
- 68
- 33
- 34
- 50
- 50
- 36
- 63
- 77
- 28
- 31
- 28
- 15
- 47
- 41
- 74
- 32
- 12
- 45
- 52
- 17
- 33
- 21
- 56
- 74
- 52
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths