Add 4/5 and 27/90
4/5 + 27/90 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
4/5 = 4 × 18/5 × 18 = 72/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
27/90 = 27 × 1/90 × 1 = 27/90 - Add the two like fractions:
72/90 + 27/90 = 72 + 27/90 = 99/90 - 99/90 simplified gives 11/10
- So, 4/5 + 27/90 = 11/10
In mixed form: 11/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+27/90 4/5+54/90 4/10+27/90 12/5+27/90 4/5+81/90 4/15+27/90 20/5+27/90 4/25+27/90 28/5+27/90 4/35+27/90