Add 24/14 and 72/18, Solve 1 10/14 + 4 0/18 as a fraction

Add 24/14 and 72/18

1^st number: 1 10/14, 2^nd number: 4 0/18

24/14 + 72/18 is 40/7.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
24/14 = 24 × 9/14 × 9 = 216/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
72/18 = 72 × 7/18 × 7 = 504/126
Add the two like fractions:
216/126 + 504/126 = 216 + 504/126 = 720/126
720/126 simplified gives 40/7
So, 24/14 + 72/18 = 40/7
In mixed form: 55/7

MathStep (Works offline)

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