Add 1/14 and 80/90
1/14 + 80/90 is 121/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
1/14 = 1 × 45/14 × 45 = 45/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
80/90 = 80 × 7/90 × 7 = 560/630 - Add the two like fractions:
45/630 + 560/630 = 45 + 560/630 = 605/630 - 605/630 simplified gives 121/126
- So, 1/14 + 80/90 = 121/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/14+80/90 1/28+80/90 3/14+80/90 1/42+80/90 5/14+80/90 1/70+80/90 7/14+80/90 1/98+80/90