Add 5/3 and 70/25, Solve 1 2/3 + 2 20/25 as a fraction

Add 5/3 and 70/25

1^st number: 1 2/3, 2^nd number: 2 20/25

5/3 + 70/25 is 67/15.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 25 is 75

Next, find the equivalent fraction of both fractional numbers with denominator 75
For the 1st fraction, since 3 × 25 = 75,
5/3 = 5 × 25/3 × 25 = 125/75
Likewise, for the 2nd fraction, since 25 × 3 = 75,
70/25 = 70 × 3/25 × 3 = 210/75
Add the two like fractions:
125/75 + 210/75 = 125 + 210/75 = 335/75
335/75 simplified gives 67/15
So, 5/3 + 70/25 = 67/15
In mixed form: 47/15

MathStep (Works offline)

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