Add 18/63 and 8/9
18/63 + 8/9 is 74/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
18/63 = 18 × 1/63 × 1 = 18/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
8/9 = 8 × 7/9 × 7 = 56/63 - Add the two like fractions:
18/63 + 56/63 = 18 + 56/63 = 74/63 - So, 18/63 + 8/9 = 74/63
In mixed form: 111/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+8/9 18/63+16/9 18/63+8/18 54/63+8/9 18/63+24/9 18/63+8/27 90/63+8/9 18/63+40/9 18/63+8/45 18/63+56/9 18/63+8/63