Add 18/63 and 28/75
18/63 + 28/75 is 346/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 75 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 63 × 25 = 1575,
18/63 = 18 × 25/63 × 25 = 450/1575 - Likewise, for the 2nd fraction, since 75 × 21 = 1575,
28/75 = 28 × 21/75 × 21 = 588/1575 - Add the two like fractions:
450/1575 + 588/1575 = 450 + 588/1575 = 1038/1575 - 1038/1575 simplified gives 346/525
- So, 18/63 + 28/75 = 346/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+28/75 18/63+56/75 54/63+28/75 18/63+84/75 90/63+28/75