Add 63/7 and 15/18
1st number: 9 0/7, 2nd number: 15/18
63/7 + 15/18 is 59/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
63/7 = 63 × 18/7 × 18 = 1134/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
15/18 = 15 × 7/18 × 7 = 105/126 - Add the two like fractions:
1134/126 + 105/126 = 1134 + 105/126 = 1239/126 - 1239/126 simplified gives 59/6
- So, 63/7 + 15/18 = 59/6
In mixed form: 95/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/7+30/18 63/14+15/18 63/7+15/36 63/7+45/18 63/21+15/18 63/7+15/54 63/7+75/18 63/35+15/18 63/7+15/90 63/49+15/18