Add 56/12 and 56/72
1st number: 4 8/12, 2nd number: 56/72
56/12 + 56/72 is 49/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
56/12 = 56 × 6/12 × 6 = 336/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
56/72 = 56 × 1/72 × 1 = 56/72 - Add the two like fractions:
336/72 + 56/72 = 336 + 56/72 = 392/72 - 392/72 simplified gives 49/9
- So, 56/12 + 56/72 = 49/9
In mixed form: 54/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24+56/72 56/36+56/72 56/60+56/72 56/84+56/72