Add 63/10 and 20/49, Solve 6 3/10 + 20/49 as a fraction

Add 63/10 and 20/49

1^st number: 6 3/10, 2^nd number: 20/49

63/10 + 20/49 is 3287/490.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 10 × 49 = 490,
63/10 = 63 × 49/10 × 49 = 3087/490
Likewise, for the 2nd fraction, since 49 × 10 = 490,
20/49 = 20 × 10/49 × 10 = 200/490
Add the two like fractions:
3087/490 + 200/490 = 3087 + 200/490 = 3287/490
So, 63/10 + 20/49 = 3287/490
In mixed form: 6347/490

MathStep (Works offline)

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