Add 12/7 and 4/60, Solve 1 5/7 + 4/60 as a fraction

Add 12/7 and 4/60

1^st number: 1 5/7, 2^nd number: 4/60

12/7 + 4/60 is 187/105.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 60 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 7 × 60 = 420,
12/7 = 12 × 60/7 × 60 = 720/420
Likewise, for the 2nd fraction, since 60 × 7 = 420,
4/60 = 4 × 7/60 × 7 = 28/420
Add the two like fractions:
720/420 + 28/420 = 720 + 28/420 = 748/420
748/420 simplified gives 187/105
So, 12/7 + 4/60 = 187/105
In mixed form: 182/105

MathStep (Works offline)

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