Add 30/36 and 6/72
30/36 + 6/72 is 11/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
30/36 = 30 × 2/36 × 2 = 60/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
6/72 = 6 × 1/72 × 1 = 6/72 - Add the two like fractions:
60/72 + 6/72 = 60 + 6/72 = 66/72 - 66/72 simplified gives 11/12
- So, 30/36 + 6/72 = 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+6/72 30/36+12/72 30/72+6/72 90/36+6/72 30/36+18/72 30/36+30/72 30/36+42/72