Add 1/56 and 1/15
1/56 + 1/15 is 71/840.
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,
1/56 = 1 × 15/56 × 15 = 15/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
1/15 = 1 × 56/15 × 56 = 56/840 - Add the two like fractions:
15/840 + 56/840 = 15 + 56/840 = 71/840 - So, 1/56 + 1/15 = 71/840
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/56+1/15 1/56+2/15 1/56+1/30 3/56+1/15 1/56+3/15 1/56+1/45 5/56+1/15 1/56+5/15 1/56+1/75 7/56+1/15 1/56+7/15