Add 50/12 and 9/14, Solve 4 2/12 + 9/14 as a fraction

Add 50/12 and 9/14

1^st number: 4 2/12, 2^nd number: 9/14

50/12 + 9/14 is 101/21.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
50/12 = 50 × 7/12 × 7 = 350/84
Likewise, for the 2nd fraction, since 14 × 6 = 84,
9/14 = 9 × 6/14 × 6 = 54/84
Add the two like fractions:
350/84 + 54/84 = 350 + 54/84 = 404/84
404/84 simplified gives 101/21
So, 50/12 + 9/14 = 101/21
In mixed form: 417/21

MathStep (Works offline)

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