Add 56/72 and 5/7
56/72 + 5/7 is 94/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
56/72 = 56 × 7/72 × 7 = 392/504 - Likewise, for the 2nd fraction, since 7 × 72 = 504,
5/7 = 5 × 72/7 × 72 = 360/504 - Add the two like fractions:
392/504 + 360/504 = 392 + 360/504 = 752/504 - 752/504 simplified gives 94/63
- So, 56/72 + 5/7 = 94/63
In mixed form: 131/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/72+10/7 56/72+5/14 56/72+15/7 56/72+5/21 56/72+25/7 56/72+5/35 56/72+35/7 56/72+5/49