Subtract 6/84 from 30/16, Solve 1 14/16

Subtract 6/84 from 30/16

1^st number: 1 14/16, 2^nd number: 6/84

30/16 - 6/84 is 101/56.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
30/16 = 30 × 21/16 × 21 = 630/336
Likewise, for the 2nd fraction, since 84 × 4 = 336,
6/84 = 6 × 4/84 × 4 = 24/336
Subtract the two like fractions:
630/336 - 24/336 = 630 - 24/336 = 606/336
After reducing the fraction, the answer is 101/56
In mixed form: 145/56

MathStep (Works offline)

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