Add 63/5 and 56/18
1st number: 12 3/5, 2nd number: 3 2/18
63/5 + 56/18 is 707/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
63/5 = 63 × 18/5 × 18 = 1134/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Add the two like fractions:
1134/90 + 280/90 = 1134 + 280/90 = 1414/90 - 1414/90 simplified gives 707/45
- So, 63/5 + 56/18 = 707/45
In mixed form: 1532/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10+56/18 63/5+56/36 63/15+56/18 63/5+56/54 63/25+56/18 63/5+56/90 63/35+56/18