Add 56/84 and 90/96
56/84 + 90/96 is 77/48.
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,
90/96 = 90 × 7/96 × 7 = 630/672 - Add the two like fractions:
448/672 + 630/672 = 448 + 630/672 = 1078/672 - 1078/672 simplified gives 77/48
- So, 56/84 + 90/96 = 77/48
In mixed form: 129/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: