Add 90/45 and 9/14
1st number: 2 0/45, 2nd number: 9/14
90/45 + 9/14 is 37/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
90/45 = 90 × 14/45 × 14 = 1260/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
9/14 = 9 × 45/14 × 45 = 405/630 - Add the two like fractions:
1260/630 + 405/630 = 1260 + 405/630 = 1665/630 - 1665/630 simplified gives 37/14
- So, 90/45 + 9/14 = 37/14
In mixed form: 29/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/45+18/14 90/45+9/28 90/45+27/14 90/45+9/42 90/45+45/14 90/45+9/70 90/45+63/14 90/45+9/98