Add 4/7 and 20/56
4/7 + 20/56 is 13/14.
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,
4/7 = 4 × 8/7 × 8 = 32/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Add the two like fractions:
32/56 + 20/56 = 32 + 20/56 = 52/56 - 52/56 simplified gives 13/14
- So, 4/7 + 20/56 = 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/7+20/56 4/7+40/56 4/14+20/56 12/7+20/56 4/7+60/56 4/21+20/56 20/7+20/56 4/35+20/56 28/7+20/56 4/49+20/56