Add 7/18 and 72/50, Solve 7/18 + 1 22/50 as a fraction

Add 7/18 and 72/50

1^st number: 7/18, 2^nd number: 1 22/50

7/18 + 72/50 is 823/450.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450
Likewise, for the 2nd fraction, since 50 × 9 = 450,
72/50 = 72 × 9/50 × 9 = 648/450
Add the two like fractions:
175/450 + 648/450 = 175 + 648/450 = 823/450
So, 7/18 + 72/50 = 823/450
In mixed form: 1373/450

MathStep (Works offline)

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