Add 8/15 and 72/8
1st number: 8/15, 2nd number: 9 0/8
8/15 + 72/8 is 143/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
8/15 = 8 × 8/15 × 8 = 64/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
72/8 = 72 × 15/8 × 15 = 1080/120 - Add the two like fractions:
64/120 + 1080/120 = 64 + 1080/120 = 1144/120 - 1144/120 simplified gives 143/15
- So, 8/15 + 72/8 = 143/15
In mixed form: 98/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15+72/8 8/30+72/8 8/15+72/16 24/15+72/8 8/45+72/8 8/15+72/24 40/15+72/8 8/75+72/8 8/15+72/40 56/15+72/8 8/15+72/56