Add 14/56 and 20/72
14/56 + 20/72 is 19/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
14/56 = 14 × 9/56 × 9 = 126/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
20/72 = 20 × 7/72 × 7 = 140/504 - Add the two like fractions:
126/504 + 140/504 = 126 + 140/504 = 266/504 - 266/504 simplified gives 19/36
- So, 14/56 + 20/72 = 19/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/56+20/72 14/56+40/72 42/56+20/72 14/56+60/72 70/56+20/72 98/56+20/72