Add 2/14 and 90/84, Solve 2/14 + 1 6/84 as a fraction

Add 2/14 and 90/84

1^st number: 2/14, 2^nd number: 1 6/84

2/14 + 90/84 is 17/14.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 14 × 6 = 84,
2/14 = 2 × 6/14 × 6 = 12/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
90/84 = 90 × 1/84 × 1 = 90/84
Add the two like fractions:
12/84 + 90/84 = 12 + 90/84 = 102/84
102/84 simplified gives 17/14
So, 2/14 + 90/84 = 17/14
In mixed form: 13/14

MathStep (Works offline)

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