Add 48/90 and 21/48
48/90 + 21/48 is 233/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
48/90 = 48 × 8/90 × 8 = 384/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
21/48 = 21 × 15/48 × 15 = 315/720 - Add the two like fractions:
384/720 + 315/720 = 384 + 315/720 = 699/720 - 699/720 simplified gives 233/240
- So, 48/90 + 21/48 = 233/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/90+21/48 48/90+42/48 48/90+21/96 48/90+63/48