Add 27/7 and 4/72
1st number: 3 6/7, 2nd number: 4/72
27/7 + 4/72 is 493/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 7 × 72 = 504,
27/7 = 27 × 72/7 × 72 = 1944/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Add the two like fractions:
1944/504 + 28/504 = 1944 + 28/504 = 1972/504 - 1972/504 simplified gives 493/126
- So, 27/7 + 4/72 = 493/126
In mixed form: 3115/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+4/72 27/7+8/72 27/14+4/72 81/7+4/72 27/7+12/72 27/21+4/72 27/7+20/72 27/35+4/72 27/7+28/72 27/49+4/72