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
- 1.89 − 32 =
- 2.85 − 35 =
- 3.77 − 33 =
- 4.86 − 71 =
- 5.79 − 24 =
- 6.81 − 68 =
- 7.71 − 58 =
- 8.68 − 47 =
- 9.54 − 29 =
- 10.63 − 48 =
- 11.71 − 48 =
- 12.57 − 38 =
- 13.61 − 28 =
- 14.72 − 44 =
- 15.90 − 19 =
- 16.74 − 61 =
- 17.90 − 68 =
- 18.54 − 23 =
- 19.63 − 27 =
- 20.90 − 12 =
- 21.94 − 75 =
- 22.77 − 28 =
- 23.76 − 21 =
- 24.52 − 41 =
- 25.96 − 31 =
- 26.72 − 57 =
- 27.94 − 56 =
- 28.65 − 38 =
- 29.59 − 28 =
- 30.57 − 22 =
- 31.88 − 26 =
- 32.66 − 43 =
- 33.83 − 41 =
- 34.74 − 43 =
- 35.93 − 32 =
- 36.61 − 22 =
- 37.66 − 33 =
- 38.82 − 41 =
- 39.69 − 57 =
- 40.63 − 18 =
Answer key
- 57
- 50
- 44
- 15
- 55
- 13
- 13
- 21
- 25
- 15
- 23
- 19
- 33
- 28
- 71
- 13
- 22
- 31
- 36
- 78
- 19
- 49
- 55
- 11
- 65
- 15
- 38
- 27
- 31
- 35
- 62
- 23
- 42
- 31
- 61
- 39
- 33
- 41
- 12
- 45
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths