Add 72/8 and 7/72
1st number: 9 0/8, 2nd number: 7/72
72/8 + 7/72 is 655/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
72/8 = 72 × 9/8 × 9 = 648/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Add the two like fractions:
648/72 + 7/72 = 648 + 7/72 = 655/72 - So, 72/8 + 7/72 = 655/72
In mixed form: 97/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+14/72 72/16+7/72 72/8+21/72 72/24+7/72 72/8+35/72 72/40+7/72 72/8+49/72 72/56+7/72