Add 45/72 and 56/60
45/72 + 56/60 is 187/120.
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,
45/72 = 45 × 5/72 × 5 = 225/360 - Likewise, for the 2nd fraction, since 60 × 6 = 360,
56/60 = 56 × 6/60 × 6 = 336/360 - Add the two like fractions:
225/360 + 336/360 = 225 + 336/360 = 561/360 - 561/360 simplified gives 187/120
- So, 45/72 + 56/60 = 187/120
In mixed form: 167/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/72+56/60