Add 30/56 and 6/20
30/56 + 6/20 is 117/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 20 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
30/56 = 30 × 5/56 × 5 = 150/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
6/20 = 6 × 14/20 × 14 = 84/280 - Add the two like fractions:
150/280 + 84/280 = 150 + 84/280 = 234/280 - 234/280 simplified gives 117/140
- So, 30/56 + 6/20 = 117/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+6/20 30/56+12/20 30/56+6/40 90/56+6/20 30/56+18/20 30/56+6/60 30/56+30/20 30/56+42/20