Add 3/7 and 20/56
3/7 + 20/56 is 11/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
3/7 = 3 × 8/7 × 8 = 24/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Add the two like fractions:
24/56 + 20/56 = 24 + 20/56 = 44/56 - 44/56 simplified gives 11/14
- So, 3/7 + 20/56 = 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/7+20/56 3/7+40/56 3/14+20/56 9/7+20/56 3/7+60/56 3/21+20/56 15/7+20/56 3/35+20/56 21/7+20/56 3/49+20/56