Add 56/63 and 3/18
56/63 + 3/18 is 19/18.
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,
3/18 = 3 × 7/18 × 7 = 21/126 - Add the two like fractions:
112/126 + 21/126 = 112 + 21/126 = 133/126 - 133/126 simplified gives 19/18
- So, 56/63 + 3/18 = 19/18
In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63+6/18 56/63+3/36 56/63+9/18 56/63+3/54 56/63+15/18 56/63+3/90 56/63+21/18