Add 20/4 and 2/72, Solve 5 0/4 + 2/72 as a fraction

Add 20/4 and 2/72

1^st number: 5 0/4, 2^nd number: 2/72

20/4 + 2/72 is 181/36.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 4 × 18 = 72,
20/4 = 20 × 18/4 × 18 = 360/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
2/72 = 2 × 1/72 × 1 = 2/72
Add the two like fractions:
360/72 + 2/72 = 360 + 2/72 = 362/72
362/72 simplified gives 181/36
So, 20/4 + 2/72 = 181/36
In mixed form: 51/36

MathStep (Works offline)

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