Add 21/48 and 7/27
21/48 + 7/27 is 301/432.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 48 × 9 = 432,
21/48 = 21 × 9/48 × 9 = 189/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
7/27 = 7 × 16/27 × 16 = 112/432 - Add the two like fractions:
189/432 + 112/432 = 189 + 112/432 = 301/432 - So, 21/48 + 7/27 = 301/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/48+7/27 21/48+14/27 21/96+7/27 21/48+7/54 63/48+7/27 21/48+21/27 21/48+7/81 21/48+35/27 21/48+49/27