Add 6/16 and 90/7, Solve 6/16 + 12 6/7 as a fraction

Add 6/16 and 90/7

1^st number: 6/16, 2^nd number: 12 6/7

6/16 + 90/7 is 741/56.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 7 is 112

Next, find the equivalent fraction of both fractional numbers with denominator 112
For the 1st fraction, since 16 × 7 = 112,
6/16 = 6 × 7/16 × 7 = 42/112
Likewise, for the 2nd fraction, since 7 × 16 = 112,
90/7 = 90 × 16/7 × 16 = 1440/112
Add the two like fractions:
42/112 + 1440/112 = 42 + 1440/112 = 1482/112
1482/112 simplified gives 741/56
So, 6/16 + 90/7 = 741/56
In mixed form: 1313/56

MathStep (Works offline)

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