Add 14/42 and 80/10, Solve 14/42 + 8 0/10 as a fraction

Add 14/42 and 80/10

1^st number: 14/42, 2^nd number: 8 0/10

14/42 + 80/10 is 25/3.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
14/42 = 14 × 5/42 × 5 = 70/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
80/10 = 80 × 21/10 × 21 = 1680/210
Add the two like fractions:
70/210 + 1680/210 = 70 + 1680/210 = 1750/210
1750/210 simplified gives 25/3
So, 14/42 + 80/10 = 25/3
In mixed form: 81/3

MathStep (Works offline)

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