Add 56/42 and 14/5, Solve 1 14/42 + 2 4/5 as a fraction

Add 56/42 and 14/5

1^st number: 1 14/42, 2^nd number: 2 4/5

56/42 + 14/5 is 62/15.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
56/42 = 56 × 5/42 × 5 = 280/210
Likewise, for the 2nd fraction, since 5 × 42 = 210,
14/5 = 14 × 42/5 × 42 = 588/210
Add the two like fractions:
280/210 + 588/210 = 280 + 588/210 = 868/210
868/210 simplified gives 62/15
So, 56/42 + 14/5 = 62/15
In mixed form: 42/15

MathStep (Works offline)

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