Add 18/63 and 3/4
18/63 + 3/4 is 29/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
18/63 = 18 × 4/63 × 4 = 72/252 - Likewise, for the 2nd fraction, since 4 × 63 = 252,
3/4 = 3 × 63/4 × 63 = 189/252 - Add the two like fractions:
72/252 + 189/252 = 72 + 189/252 = 261/252 - 261/252 simplified gives 29/28
- So, 18/63 + 3/4 = 29/28
In mixed form: 11/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+3/4 18/63+6/4 18/63+3/8 54/63+3/4 18/63+9/4 18/63+3/12 90/63+3/4 18/63+15/4 18/63+3/20 18/63+21/4 18/63+3/28