Add 20/3 and 63/27
1st number: 6 2/3, 2nd number: 2 9/27
20/3 + 63/27 is 9/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 3 × 9 = 27,
20/3 = 20 × 9/3 × 9 = 180/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
63/27 = 63 × 1/27 × 1 = 63/27 - Add the two like fractions:
180/27 + 63/27 = 180 + 63/27 = 243/27 - 243/27 simplified gives 9/1
- So, 20/3 + 63/27 = 9/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3+63/27 20/6+63/27 20/3+63/54 60/3+63/27 20/9+63/27 20/3+63/81 20/15+63/27 20/21+63/27