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
- 1.52 − 37 =
- 2.63 − 29 =
- 3.88 − 36 =
- 4.92 − 17 =
- 5.58 − 32 =
- 6.75 − 44 =
- 7.84 − 35 =
- 8.63 − 37 =
- 9.60 − 17 =
- 10.86 − 63 =
- 11.68 − 29 =
- 12.76 − 15 =
- 13.95 − 19 =
- 14.79 − 68 =
- 15.82 − 35 =
- 16.69 − 49 =
- 17.74 − 12 =
- 18.56 − 42 =
- 19.60 − 15 =
- 20.76 − 23 =
- 21.89 − 12 =
- 22.52 − 21 =
- 23.75 − 62 =
- 24.72 − 39 =
- 25.63 − 13 =
- 26.56 − 12 =
- 27.63 − 32 =
- 28.87 − 45 =
- 29.73 − 39 =
- 30.57 − 13 =
- 31.70 − 55 =
- 32.88 − 52 =
- 33.91 − 33 =
- 34.63 − 42 =
- 35.79 − 62 =
- 36.81 − 31 =
- 37.82 − 67 =
- 38.65 − 53 =
- 39.90 − 19 =
- 40.95 − 32 =
Answer key
- 15
- 34
- 52
- 75
- 26
- 31
- 49
- 26
- 43
- 23
- 39
- 61
- 76
- 11
- 47
- 20
- 62
- 14
- 45
- 53
- 77
- 31
- 13
- 33
- 50
- 44
- 31
- 42
- 34
- 44
- 15
- 36
- 58
- 21
- 17
- 50
- 15
- 12
- 71
- 63
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths