Add 27/45 and 8/15
27/45 + 8/15 is 17/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
27/45 = 27 × 1/45 × 1 = 27/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
8/15 = 8 × 3/15 × 3 = 24/45 - Add the two like fractions:
27/45 + 24/45 = 27 + 24/45 = 51/45 - 51/45 simplified gives 17/15
- So, 27/45 + 8/15 = 17/15
In mixed form: 12/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45+8/15 27/45+16/15 27/90+8/15 27/45+8/30 81/45+8/15 27/45+24/15 27/45+8/45 27/45+40/15 27/45+8/75 27/45+56/15