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
- 1.67 − 13 =
- 2.63 − 37 =
- 3.97 − 39 =
- 4.90 − 42 =
- 5.98 − 77 =
- 6.52 − 41 =
- 7.56 − 35 =
- 8.76 − 26 =
- 9.90 − 41 =
- 10.77 − 51 =
- 11.60 − 42 =
- 12.73 − 18 =
- 13.54 − 35 =
- 14.92 − 14 =
- 15.64 − 43 =
- 16.85 − 54 =
- 17.58 − 15 =
- 18.65 − 44 =
- 19.70 − 56 =
- 20.91 − 35 =
- 21.61 − 21 =
- 22.57 − 14 =
- 23.88 − 73 =
- 24.61 − 42 =
- 25.91 − 17 =
- 26.59 − 21 =
- 27.71 − 53 =
- 28.82 − 33 =
- 29.67 − 21 =
- 30.64 − 37 =
- 31.92 − 16 =
- 32.65 − 16 =
- 33.93 − 58 =
- 34.93 − 13 =
- 35.69 − 33 =
- 36.66 − 26 =
- 37.94 − 35 =
- 38.92 − 28 =
- 39.95 − 29 =
- 40.91 − 69 =
Answer key
- 54
- 26
- 58
- 48
- 21
- 11
- 21
- 50
- 49
- 26
- 18
- 55
- 19
- 78
- 21
- 31
- 43
- 21
- 14
- 56
- 40
- 43
- 15
- 19
- 74
- 38
- 18
- 49
- 46
- 27
- 76
- 49
- 35
- 80
- 36
- 40
- 59
- 64
- 66
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths