Add 18/63 and 8/4
1st number: 18/63, 2nd number: 2 0/4
18/63 + 8/4 is 16/7.
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,
8/4 = 8 × 63/4 × 63 = 504/252 - Add the two like fractions:
72/252 + 504/252 = 72 + 504/252 = 576/252 - 576/252 simplified gives 16/7
- So, 18/63 + 8/4 = 16/7
In mixed form: 22/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+8/4 18/63+16/4 54/63+8/4 18/63+24/4 18/63+8/12 90/63+8/4 18/63+40/4 18/63+8/20 18/63+56/4 18/63+8/28