Add 63/84 and 35/63
63/84 + 35/63 is 47/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
63/84 = 63 × 3/84 × 3 = 189/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
35/63 = 35 × 4/63 × 4 = 140/252 - Add the two like fractions:
189/252 + 140/252 = 189 + 140/252 = 329/252 - 329/252 simplified gives 47/36
- So, 63/84 + 35/63 = 47/36
In mixed form: 111/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/84+70/63