Add 90/14 and 60/9
1st number: 6 6/14, 2nd number: 6 6/9
90/14 + 60/9 is 275/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
90/14 = 90 × 9/14 × 9 = 810/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
60/9 = 60 × 14/9 × 14 = 840/126 - Add the two like fractions:
810/126 + 840/126 = 810 + 840/126 = 1650/126 - 1650/126 simplified gives 275/21
- So, 90/14 + 60/9 = 275/21
In mixed form: 132/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/28+60/9 90/14+60/18 90/42+60/9 90/14+60/27 90/70+60/9 90/14+60/45 90/98+60/9 90/14+60/63