Add 48/81 and 35/72
48/81 + 35/72 is 233/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 72 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
48/81 = 48 × 8/81 × 8 = 384/648 - Likewise, for the 2nd fraction, since 72 × 9 = 648,
35/72 = 35 × 9/72 × 9 = 315/648 - Add the two like fractions:
384/648 + 315/648 = 384 + 315/648 = 699/648 - 699/648 simplified gives 233/216
- So, 48/81 + 35/72 = 233/216
In mixed form: 117/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/81+35/72 48/81+70/72