Add 9/18 and 64/7
1st number: 9/18, 2nd number: 9 1/7
9/18 + 64/7 is 135/14.
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,
9/18 = 9 × 7/18 × 7 = 63/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
64/7 = 64 × 18/7 × 18 = 1152/126 - Add the two like fractions:
63/126 + 1152/126 = 63 + 1152/126 = 1215/126 - 1215/126 simplified gives 135/14
- So, 9/18 + 64/7 = 135/14
In mixed form: 99/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36+64/7 9/18+64/14 27/18+64/7 9/54+64/7 9/18+64/21 45/18+64/7 9/90+64/7 9/18+64/35 63/18+64/7 9/18+64/49