Add 30/60 and 63/8
1st number: 30/60, 2nd number: 7 7/8
30/60 + 63/8 is 67/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
30/60 = 30 × 2/60 × 2 = 60/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
63/8 = 63 × 15/8 × 15 = 945/120 - Add the two like fractions:
60/120 + 945/120 = 60 + 945/120 = 1005/120 - 1005/120 simplified gives 67/8
- So, 30/60 + 63/8 = 67/8
In mixed form: 83/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60+63/16 90/60+63/8 30/60+63/24 30/60+63/40 30/60+63/56