Add 7/18 and 70/7
1st number: 7/18, 2nd number: 10 0/7
7/18 + 70/7 is 187/18.
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,
7/18 = 7 × 7/18 × 7 = 49/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
70/7 = 70 × 18/7 × 18 = 1260/126 - Add the two like fractions:
49/126 + 1260/126 = 49 + 1260/126 = 1309/126 - 1309/126 simplified gives 187/18
- So, 7/18 + 70/7 = 187/18
In mixed form: 107/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18+70/7 7/36+70/7 7/18+70/14 21/18+70/7 7/54+70/7 7/18+70/21 35/18+70/7 7/90+70/7 7/18+70/35 49/18+70/7 7/18+70/49