Add 72/8 and 48/15
1st number: 9 0/8, 2nd number: 3 3/15
72/8 + 48/15 is 61/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
72/8 = 72 × 15/8 × 15 = 1080/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
48/15 = 48 × 8/15 × 8 = 384/120 - Add the two like fractions:
1080/120 + 384/120 = 1080 + 384/120 = 1464/120 - 1464/120 simplified gives 61/5
- So, 72/8 + 48/15 = 61/5
In mixed form: 121/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+96/15 72/16+48/15 72/8+48/30 72/24+48/15 72/8+48/45 72/40+48/15 72/8+48/75 72/56+48/15