Add 27/8 and 63/30
1st number: 3 3/8, 2nd number: 2 3/30
27/8 + 63/30 is 219/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
27/8 = 27 × 15/8 × 15 = 405/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
63/30 = 63 × 4/30 × 4 = 252/120 - Add the two like fractions:
405/120 + 252/120 = 405 + 252/120 = 657/120 - 657/120 simplified gives 219/40
- So, 27/8 + 63/30 = 219/40
In mixed form: 519/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8+63/30 27/16+63/30 27/8+63/60 81/8+63/30 27/24+63/30 27/8+63/90 27/40+63/30 27/56+63/30