Subtract 2/60 from 21/6, Solve 3 3/6

Subtract 2/60 from 21/6

1^st number: 3 3/6, 2^nd number: 2/60

21/6 - 2/60 is 52/15.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 60 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 6 × 10 = 60,
21/6 = 21 × 10/6 × 10 = 210/60
Likewise, for the 2nd fraction, since 60 × 1 = 60,
2/60 = 2 × 1/60 × 1 = 2/60
Subtract the two like fractions:
210/60 - 2/60 = 210 - 2/60 = 208/60
After reducing the fraction, the answer is 52/15
In mixed form: 37/15

MathStep (Works offline)

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