Add 80/8 and 98/30
1st number: 10 0/8, 2nd number: 3 8/30
80/8 + 98/30 is 199/15.
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,
98/30 = 98 × 4/30 × 4 = 392/120 - Add the two like fractions:
1200/120 + 392/120 = 1200 + 392/120 = 1592/120 - 1592/120 simplified gives 199/15
- So, 80/8 + 98/30 = 199/15
In mixed form: 134/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16+98/30 80/8+98/60 80/24+98/30 80/8+98/90 80/40+98/30 80/56+98/30