Add 28/84 and 28/32
28/84 + 28/32 is 29/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
28/84 = 28 × 8/84 × 8 = 224/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
28/32 = 28 × 21/32 × 21 = 588/672 - Add the two like fractions:
224/672 + 588/672 = 224 + 588/672 = 812/672 - 812/672 simplified gives 29/24
- So, 28/84 + 28/32 = 29/24
In mixed form: 15/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84+28/32 28/84+56/32 28/84+28/64 28/84+84/32 28/84+28/96