Add 6/72 and 45/25, Solve 6/72 + 1 20/25 as a fraction

Add 6/72 and 45/25

1^st number: 6/72, 2^nd number: 1 20/25

6/72 + 45/25 is 113/60.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 25 is 1800

Next, find the equivalent fraction of both fractional numbers with denominator 1800
For the 1st fraction, since 72 × 25 = 1800,
6/72 = 6 × 25/72 × 25 = 150/1800
Likewise, for the 2nd fraction, since 25 × 72 = 1800,
45/25 = 45 × 72/25 × 72 = 3240/1800
Add the two like fractions:
150/1800 + 3240/1800 = 150 + 3240/1800 = 3390/1800
3390/1800 simplified gives 113/60
So, 6/72 + 45/25 = 113/60
In mixed form: 153/60

MathStep (Works offline)

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