Add 90/3 and 14/80, Solve 30 0/3 + 14/80 as a fraction

Add 90/3 and 14/80

1^st number: 30 0/3, 2^nd number: 14/80

90/3 + 14/80 is 1207/40.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 3 × 80 = 240,
90/3 = 90 × 80/3 × 80 = 7200/240
Likewise, for the 2nd fraction, since 80 × 3 = 240,
14/80 = 14 × 3/80 × 3 = 42/240
Add the two like fractions:
7200/240 + 42/240 = 7200 + 42/240 = 7242/240
7242/240 simplified gives 1207/40
So, 90/3 + 14/80 = 1207/40
In mixed form: 307/40

MathStep (Works offline)

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