Add 72/15 and 16/72
1st number: 4 12/15, 2nd number: 16/72
72/15 + 16/72 is 226/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
72/15 = 72 × 24/15 × 24 = 1728/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
16/72 = 16 × 5/72 × 5 = 80/360 - Add the two like fractions:
1728/360 + 80/360 = 1728 + 80/360 = 1808/360 - 1808/360 simplified gives 226/45
- So, 72/15 + 16/72 = 226/45
In mixed form: 51/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/15+32/72 72/30+16/72 72/15+48/72 72/45+16/72 72/15+80/72 72/75+16/72