Subtract 10/27 from 84/24, Solve 3 12/24

Subtract 10/27 from 84/24

1^st number: 3 12/24, 2^nd number: 10/27

84/24 - 10/27 is 169/54.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 27 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 24 × 9 = 216,
84/24 = 84 × 9/24 × 9 = 756/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
10/27 = 10 × 8/27 × 8 = 80/216
Subtract the two like fractions:
756/216 - 80/216 = 756 - 80/216 = 676/216
After reducing the fraction, the answer is 169/54
In mixed form: 37/54

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad