Add 30/72 and 30/36
30/72 + 30/36 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
30/72 = 30 × 1/72 × 1 = 30/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
30/36 = 30 × 2/36 × 2 = 60/72 - Add the two like fractions:
30/72 + 60/72 = 30 + 60/72 = 90/72 - 90/72 simplified gives 5/4
- So, 30/72 + 30/36 = 5/4
In mixed form: 11/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/72+30/36 30/72+60/36 30/72+30/72 90/72+30/36 30/72+90/36