Add 4/14 and 15/72
4/14 + 15/72 is 83/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,
4/14 = 4 × 36/14 × 36 = 144/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
15/72 = 15 × 7/72 × 7 = 105/504 - Add the two like fractions:
144/504 + 105/504 = 144 + 105/504 = 249/504 - 249/504 simplified gives 83/168
- So, 4/14 + 15/72 = 83/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/14+15/72 4/14+30/72 4/28+15/72 12/14+15/72 4/14+45/72 4/42+15/72 20/14+15/72 4/14+75/72 4/70+15/72 28/14+15/72 4/98+15/72