Add 50/30 and 80/15
1st number: 1 20/30, 2nd number: 5 5/15
50/30 + 80/15 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
50/30 = 50 × 1/30 × 1 = 50/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
80/15 = 80 × 2/15 × 2 = 160/30 - Add the two like fractions:
50/30 + 160/30 = 50 + 160/30 = 210/30 - 210/30 simplified gives 7/1
- So, 50/30 + 80/15 = 7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/60+80/15 50/30+80/30 50/90+80/15 50/30+80/45 50/30+80/75