Add 50/56 and 2/20
50/56 + 2/20 is 139/140.
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,
50/56 = 50 × 5/56 × 5 = 250/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
2/20 = 2 × 14/20 × 14 = 28/280 - Add the two like fractions:
250/280 + 28/280 = 250 + 28/280 = 278/280 - 278/280 simplified gives 139/140
- So, 50/56 + 2/20 = 139/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56+4/20 50/56+2/40 50/56+6/20 50/56+2/60 50/56+10/20 50/56+14/20