Add 7/14 and 84/24, Solve 7/14 + 3 12/24 as a fraction

Add 7/14 and 84/24

1^st number: 7/14, 2^nd number: 3 12/24

7/14 + 84/24 is 4/1.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 14 × 12 = 168,
7/14 = 7 × 12/14 × 12 = 84/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
84/24 = 84 × 7/24 × 7 = 588/168
Add the two like fractions:
84/168 + 588/168 = 84 + 588/168 = 672/168
672/168 simplified gives 4/1
So, 7/14 + 84/24 = 4/1

MathStep (Works offline)

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