Add 63/7 and 16/18
1st number: 9 0/7, 2nd number: 16/18
63/7 + 16/18 is 89/9.
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,
16/18 = 16 × 7/18 × 7 = 112/126 - Add the two like fractions:
1134/126 + 112/126 = 1134 + 112/126 = 1246/126 - 1246/126 simplified gives 89/9
- So, 63/7 + 16/18 = 89/9
In mixed form: 98/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/7+32/18 63/14+16/18 63/7+16/36 63/7+48/18 63/21+16/18 63/7+16/54 63/7+80/18 63/35+16/18 63/7+16/90 63/49+16/18