Add 80/45 and 9/14
1st number: 1 35/45, 2nd number: 9/14
80/45 + 9/14 is 305/126.
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,
80/45 = 80 × 14/45 × 14 = 1120/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
9/14 = 9 × 45/14 × 45 = 405/630 - Add the two like fractions:
1120/630 + 405/630 = 1120 + 405/630 = 1525/630 - 1525/630 simplified gives 305/126
- So, 80/45 + 9/14 = 305/126
In mixed form: 253/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+18/14 80/90+9/14 80/45+9/28 80/45+27/14 80/45+9/42 80/45+45/14 80/45+9/70 80/45+63/14 80/45+9/98