Add 25/6 and 20/30, Solve 4 1/6 + 20/30 as a fraction

Add 25/6 and 20/30

1^st number: 4 1/6, 2^nd number: 20/30

25/6 + 20/30 is 29/6.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 30 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 6 × 5 = 30,
25/6 = 25 × 5/6 × 5 = 125/30
Likewise, for the 2nd fraction, since 30 × 1 = 30,
20/30 = 20 × 1/30 × 1 = 20/30
Add the two like fractions:
125/30 + 20/30 = 125 + 20/30 = 145/30
145/30 simplified gives 29/6
So, 25/6 + 20/30 = 29/6
In mixed form: 45/6

MathStep (Works offline)

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