Add 30/56 and 27/80
30/56 + 27/80 is 489/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 56 × 10 = 560,
30/56 = 30 × 10/56 × 10 = 300/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
27/80 = 27 × 7/80 × 7 = 189/560 - Add the two like fractions:
300/560 + 189/560 = 300 + 189/560 = 489/560 - So, 30/56 + 27/80 = 489/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+27/80 30/56+54/80 90/56+27/80 30/56+81/80