Add 18/54 and 1/63
18/54 + 1/63 is 22/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
18/54 = 18 × 7/54 × 7 = 126/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
1/63 = 1 × 6/63 × 6 = 6/378 - Add the two like fractions:
126/378 + 6/378 = 126 + 6/378 = 132/378 - 132/378 simplified gives 22/63
- So, 18/54 + 1/63 = 22/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/54+1/63 18/54+2/63 18/54+3/63 90/54+1/63 18/54+5/63 18/54+7/63