Add 56/84 and 72/96
56/84 + 72/96 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
56/84 = 56 × 8/84 × 8 = 448/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
72/96 = 72 × 7/96 × 7 = 504/672 - Add the two like fractions:
448/672 + 504/672 = 448 + 504/672 = 952/672 - 952/672 simplified gives 17/12
- So, 56/84 + 72/96 = 17/12
In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: