Add 72/7 and 4/72
1st number: 10 2/7, 2nd number: 4/72
72/7 + 4/72 is 1303/126.
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,
72/7 = 72 × 72/7 × 72 = 5184/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
4/72 = 4 × 7/72 × 7 = 28/504 - Add the two like fractions:
5184/504 + 28/504 = 5184 + 28/504 = 5212/504 - 5212/504 simplified gives 1303/126
- So, 72/7 + 4/72 = 1303/126
In mixed form: 1043/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/7+8/72 72/14+4/72 72/7+12/72 72/21+4/72 72/7+20/72 72/35+4/72 72/7+28/72 72/49+4/72