Add 50/84 and 75/9, Solve 50/84 + 8 3/9 as a fraction

Add 50/84 and 75/9

1^st number: 50/84, 2^nd number: 8 3/9

50/84 + 75/9 is 125/14.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 9 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 84 × 3 = 252,
50/84 = 50 × 3/84 × 3 = 150/252
Likewise, for the 2nd fraction, since 9 × 28 = 252,
75/9 = 75 × 28/9 × 28 = 2100/252
Add the two like fractions:
150/252 + 2100/252 = 150 + 2100/252 = 2250/252
2250/252 simplified gives 125/14
So, 50/84 + 75/9 = 125/14
In mixed form: 813/14

MathStep (Works offline)

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