Add 14/18 and 7/80
14/18 + 7/80 is 623/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
14/18 = 14 × 40/18 × 40 = 560/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
7/80 = 7 × 9/80 × 9 = 63/720 - Add the two like fractions:
560/720 + 63/720 = 560 + 63/720 = 623/720 - So, 14/18 + 7/80 = 623/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/18+7/80 14/18+14/80 14/36+7/80 42/18+7/80 14/18+21/80 14/54+7/80 70/18+7/80 14/18+35/80 14/90+7/80 98/18+7/80 14/18+49/80