Add 80/8 and 63/30
1st number: 10 0/8, 2nd number: 2 3/30
80/8 + 63/30 is 121/10.
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,
80/8 = 80 × 15/8 × 15 = 1200/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
63/30 = 63 × 4/30 × 4 = 252/120 - Add the two like fractions:
1200/120 + 252/120 = 1200 + 252/120 = 1452/120 - 1452/120 simplified gives 121/10
- So, 80/8 + 63/30 = 121/10
In mixed form: 121/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16+63/30 80/8+63/60 80/24+63/30 80/8+63/90 80/40+63/30 80/56+63/30