Add 7/72 and 5/8
7/72 + 5/8 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
5/8 = 5 × 9/8 × 9 = 45/72 - Add the two like fractions:
7/72 + 45/72 = 7 + 45/72 = 52/72 - 52/72 simplified gives 13/18
- So, 7/72 + 5/8 = 13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/72+5/8 7/72+10/8 7/72+5/16 21/72+5/8 7/72+15/8 7/72+5/24 35/72+5/8 7/72+25/8 7/72+5/40 49/72+5/8 7/72+35/8 7/72+5/56