Add 60/80 and 50/15
1st number: 60/80, 2nd number: 3 5/15
60/80 + 50/15 is 49/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
60/80 = 60 × 3/80 × 3 = 180/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
50/15 = 50 × 16/15 × 16 = 800/240 - Add the two like fractions:
180/240 + 800/240 = 180 + 800/240 = 980/240 - 980/240 simplified gives 49/12
- So, 60/80 + 50/15 = 49/12
In mixed form: 41/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/80+50/30 60/80+50/45 60/80+50/75