Add 9/80 and 27/30
9/80 + 27/30 is 81/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
9/80 = 9 × 3/80 × 3 = 27/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
27/30 = 27 × 8/30 × 8 = 216/240 - Add the two like fractions:
27/240 + 216/240 = 27 + 216/240 = 243/240 - 243/240 simplified gives 81/80
- So, 9/80 + 27/30 = 81/80
In mixed form: 11/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80+27/30 9/80+54/30 9/80+27/60 27/80+27/30 9/80+81/30 9/80+27/90 45/80+27/30 63/80+27/30