Add 4/18 and 49/72
4/18 + 49/72 is 65/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
4/18 = 4 × 4/18 × 4 = 16/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
49/72 = 49 × 1/72 × 1 = 49/72 - Add the two like fractions:
16/72 + 49/72 = 16 + 49/72 = 65/72 - So, 4/18 + 49/72 = 65/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18+49/72 4/18+98/72 4/36+49/72 12/18+49/72 4/54+49/72 20/18+49/72 4/90+49/72 28/18+49/72