Add 72/15 and 49/12
1st number: 4 12/15, 2nd number: 4 1/12
72/15 + 49/12 is 533/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
72/15 = 72 × 4/15 × 4 = 288/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
49/12 = 49 × 5/12 × 5 = 245/60 - Add the two like fractions:
288/60 + 245/60 = 288 + 245/60 = 533/60 - So, 72/15 + 49/12 = 533/60
In mixed form: 853/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15+98/12 72/30+49/12 72/15+49/24 72/45+49/12 72/15+49/36 72/75+49/12 72/15+49/60 72/15+49/84