Subtract 60/84 from 30/6, Solve 5 0/6

Subtract 60/84 from 30/6

1^st number: 5 0/6, 2^nd number: 60/84

30/6 - 60/84 is 30/7.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 6 × 14 = 84,
30/6 = 30 × 14/6 × 14 = 420/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
60/84 = 60 × 1/84 × 1 = 60/84
Subtract the two like fractions:
420/84 - 60/84 = 420 - 60/84 = 360/84
After reducing the fraction, the answer is 30/7
In mixed form: 42/7

MathStep (Works offline)

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