Add 30/32 and 27/72
30/32 + 27/72 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 72 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
30/32 = 30 × 9/32 × 9 = 270/288 - Likewise, for the 2nd fraction, since 72 × 4 = 288,
27/72 = 27 × 4/72 × 4 = 108/288 - Add the two like fractions:
270/288 + 108/288 = 270 + 108/288 = 378/288 - 378/288 simplified gives 21/16
- So, 30/32 + 27/72 = 21/16
In mixed form: 15/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/32+27/72 30/32+54/72 30/64+27/72 90/32+27/72 30/32+81/72 30/96+27/72