Subtract 15/27 from 49/8, Solve 6 1/8

Subtract 15/27 from 49/8

1^st number: 6 1/8, 2^nd number: 15/27

49/8 - 15/27 is 401/72.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 8 × 27 = 216,
49/8 = 49 × 27/8 × 27 = 1323/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
15/27 = 15 × 8/27 × 8 = 120/216
Subtract the two like fractions:
1323/216 - 120/216 = 1323 - 120/216 = 1203/216
After reducing the fraction, the answer is 401/72
In mixed form: 541/72

MathStep (Works offline)

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