Add 30/6 and 54/42, Solve 5 0/6 + 1 12/42 as a fraction

Add 30/6 and 54/42

1^st number: 5 0/6, 2^nd number: 1 12/42

30/6 + 54/42 is 44/7.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 6 × 7 = 42,
30/6 = 30 × 7/6 × 7 = 210/42
Likewise, for the 2nd fraction, since 42 × 1 = 42,
54/42 = 54 × 1/42 × 1 = 54/42
Add the two like fractions:
210/42 + 54/42 = 210 + 54/42 = 264/42
264/42 simplified gives 44/7
So, 30/6 + 54/42 = 44/7
In mixed form: 62/7

MathStep (Works offline)

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