Add 90/21 and 27/50
1st number: 4 6/21, 2nd number: 27/50
90/21 + 27/50 is 1689/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 21 × 50 = 1050,
90/21 = 90 × 50/21 × 50 = 4500/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
27/50 = 27 × 21/50 × 21 = 567/1050 - Add the two like fractions:
4500/1050 + 567/1050 = 4500 + 567/1050 = 5067/1050 - 5067/1050 simplified gives 1689/350
- So, 90/21 + 27/50 = 1689/350
In mixed form: 4289/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21+54/50 90/42+27/50 90/21+81/50 90/63+27/50