Add 15/16 and 80/72
1st number: 15/16, 2nd number: 1 8/72
15/16 + 80/72 is 295/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
15/16 = 15 × 9/16 × 9 = 135/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
80/72 = 80 × 2/72 × 2 = 160/144 - Add the two like fractions:
135/144 + 160/144 = 135 + 160/144 = 295/144 - So, 15/16 + 80/72 = 295/144
In mixed form: 27/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+80/72 15/32+80/72 45/16+80/72 15/48+80/72 75/16+80/72 15/80+80/72