Add 56/63 and 84/18
1st number: 56/63, 2nd number: 4 12/18
56/63 + 84/18 is 50/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
56/63 = 56 × 2/63 × 2 = 112/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
84/18 = 84 × 7/18 × 7 = 588/126 - Add the two like fractions:
112/126 + 588/126 = 112 + 588/126 = 700/126 - 700/126 simplified gives 50/9
- So, 56/63 + 84/18 = 50/9
In mixed form: 55/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+84/36 56/63+84/54 56/63+84/90