Add 72/2 and 18/15
1st number: 36 0/2, 2nd number: 1 3/15
72/2 + 18/15 is 186/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
72/2 = 72 × 15/2 × 15 = 1080/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
18/15 = 18 × 2/15 × 2 = 36/30 - Add the two like fractions:
1080/30 + 36/30 = 1080 + 36/30 = 1116/30 - 1116/30 simplified gives 186/5
- So, 72/2 + 18/15 = 186/5
In mixed form: 371/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2+36/15 72/4+18/15 72/2+18/30 72/2+54/15 72/6+18/15 72/2+18/45 72/2+90/15 72/10+18/15 72/2+18/75 72/14+18/15