Add 1/72 and 15/18
1/72 + 15/18 is 61/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
1/72 = 1 × 1/72 × 1 = 1/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
15/18 = 15 × 4/18 × 4 = 60/72 - Add the two like fractions:
1/72 + 60/72 = 1 + 60/72 = 61/72 - So, 1/72 + 15/18 = 61/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72+15/18 1/72+30/18 1/72+15/36 3/72+15/18 1/72+45/18 1/72+15/54 5/72+15/18 1/72+75/18 1/72+15/90 7/72+15/18