Add 63/9 and 54/84
1st number: 7 0/9, 2nd number: 54/84
63/9 + 54/84 is 107/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
63/9 = 63 × 28/9 × 28 = 1764/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
54/84 = 54 × 3/84 × 3 = 162/252 - Add the two like fractions:
1764/252 + 162/252 = 1764 + 162/252 = 1926/252 - 1926/252 simplified gives 107/14
- So, 63/9 + 54/84 = 107/14
In mixed form: 79/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+54/84 63/27+54/84 63/45+54/84