Add 30/14 and 8/63, Solve 2 2/14 + 8/63 as a fraction

Add 30/14 and 8/63

1^st number: 2 2/14, 2^nd number: 8/63

30/14 + 8/63 is 143/63.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
30/14 = 30 × 9/14 × 9 = 270/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
8/63 = 8 × 2/63 × 2 = 16/126
Add the two like fractions:
270/126 + 16/126 = 270 + 16/126 = 286/126
286/126 simplified gives 143/63
So, 30/14 + 8/63 = 143/63
In mixed form: 217/63

MathStep (Works offline)

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