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
- 1.71 − 16 =
- 2.64 − 21 =
- 3.77 − 49 =
- 4.61 − 35 =
- 5.85 − 14 =
- 6.73 − 56 =
- 7.55 − 41 =
- 8.95 − 21 =
- 9.77 − 44 =
- 10.88 − 18 =
- 11.73 − 18 =
- 12.73 − 48 =
- 13.53 − 41 =
- 14.99 − 14 =
- 15.54 − 41 =
- 16.57 − 34 =
- 17.65 − 13 =
- 18.79 − 16 =
- 19.63 − 45 =
- 20.84 − 61 =
- 21.92 − 21 =
- 22.61 − 36 =
- 23.79 − 41 =
- 24.61 − 26 =
- 25.55 − 14 =
- 26.56 − 28 =
- 27.80 − 49 =
- 28.81 − 44 =
- 29.67 − 31 =
- 30.91 − 65 =
- 31.55 − 23 =
- 32.97 − 77 =
- 33.53 − 23 =
- 34.89 − 39 =
- 35.70 − 12 =
- 36.65 − 41 =
- 37.63 − 27 =
- 38.83 − 71 =
- 39.82 − 35 =
- 40.76 − 53 =
Answer key
- 55
- 43
- 28
- 26
- 71
- 17
- 14
- 74
- 33
- 70
- 55
- 25
- 12
- 85
- 13
- 23
- 52
- 63
- 18
- 23
- 71
- 25
- 38
- 35
- 41
- 28
- 31
- 37
- 36
- 26
- 32
- 20
- 30
- 50
- 58
- 24
- 36
- 12
- 47
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths