Add 15/21 and 27/96
15/21 + 27/96 is 223/224.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
15/21 = 15 × 32/21 × 32 = 480/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
27/96 = 27 × 7/96 × 7 = 189/672 - Add the two like fractions:
480/672 + 189/672 = 480 + 189/672 = 669/672 - 669/672 simplified gives 223/224
- So, 15/21 + 27/96 = 223/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/21+27/96 15/21+54/96 15/42+27/96 45/21+27/96 15/21+81/96 15/63+27/96 75/21+27/96