Add 6/84 and 7/63
6/84 + 7/63 is 23/126.
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,
6/84 = 6 × 3/84 × 3 = 18/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
7/63 = 7 × 4/63 × 4 = 28/252 - Add the two like fractions:
18/252 + 28/252 = 18 + 28/252 = 46/252 - 46/252 simplified gives 23/126
- So, 6/84 + 7/63 = 23/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+7/63 6/84+14/63 18/84+7/63 6/84+21/63 30/84+7/63 6/84+35/63 42/84+7/63 6/84+49/63