Add 18/63 and 28/8
1st number: 18/63, 2nd number: 3 4/8
18/63 + 28/8 is 53/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
28/8 = 28 × 63/8 × 63 = 1764/504 - Add the two like fractions:
144/504 + 1764/504 = 144 + 1764/504 = 1908/504 - 1908/504 simplified gives 53/14
- So, 18/63 + 28/8 = 53/14
In mixed form: 311/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+28/8 18/63+56/8 18/63+28/16 54/63+28/8 18/63+84/8 18/63+28/24 90/63+28/8 18/63+28/40 18/63+28/56