Add 15/72 and 56/60
15/72 + 56/60 is 137/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 60 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
15/72 = 15 × 5/72 × 5 = 75/360 - Likewise, for the 2nd fraction, since 60 × 6 = 360,
56/60 = 56 × 6/60 × 6 = 336/360 - Add the two like fractions:
75/360 + 336/360 = 75 + 336/360 = 411/360 - 411/360 simplified gives 137/120
- So, 15/72 + 56/60 = 137/120
In mixed form: 117/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/72+56/60 45/72+56/60 75/72+56/60