Add 48/27 and 21/90
1st number: 1 21/27, 2nd number: 21/90
48/27 + 21/90 is 181/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
48/27 = 48 × 10/27 × 10 = 480/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
21/90 = 21 × 3/90 × 3 = 63/270 - Add the two like fractions:
480/270 + 63/270 = 480 + 63/270 = 543/270 - 543/270 simplified gives 181/90
- So, 48/27 + 21/90 = 181/90
In mixed form: 21/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/27+21/90 48/27+42/90 48/54+21/90 48/27+63/90 48/81+21/90