Add 27/56 and 8/15
27/56 + 8/15 is 853/840.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
27/56 = 27 × 15/56 × 15 = 405/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
8/15 = 8 × 56/15 × 56 = 448/840 - Add the two like fractions:
405/840 + 448/840 = 405 + 448/840 = 853/840 - So, 27/56 + 8/15 = 853/840
In mixed form: 113/840
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/56+8/15 27/56+16/15 27/56+8/30 81/56+8/15 27/56+24/15 27/56+8/45 27/56+40/15 27/56+8/75 27/56+56/15