Add 10/18 and 80/7
1st number: 10/18, 2nd number: 11 3/7
10/18 + 80/7 is 755/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
10/18 = 10 × 7/18 × 7 = 70/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
80/7 = 80 × 18/7 × 18 = 1440/126 - Add the two like fractions:
70/126 + 1440/126 = 70 + 1440/126 = 1510/126 - 1510/126 simplified gives 755/63
- So, 10/18 + 80/7 = 755/63
In mixed form: 1162/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18+80/7 10/36+80/7 10/18+80/14 30/18+80/7 10/54+80/7 10/18+80/21 50/18+80/7 10/90+80/7 10/18+80/35 70/18+80/7 10/18+80/49