Add 20/36 and 12/56
20/36 + 12/56 is 97/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 36 × 14 = 504,
20/36 = 20 × 14/36 × 14 = 280/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504 - Add the two like fractions:
280/504 + 108/504 = 280 + 108/504 = 388/504 - 388/504 simplified gives 97/126
- So, 20/36 + 12/56 = 97/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/36+12/56 20/36+24/56 20/72+12/56 60/36+12/56 20/36+36/56 20/36+60/56 20/36+84/56