Add 42/48 and 4/27
42/48 + 4/27 is 221/216.
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,
42/48 = 42 × 9/48 × 9 = 378/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
4/27 = 4 × 16/27 × 16 = 64/432 - Add the two like fractions:
378/432 + 64/432 = 378 + 64/432 = 442/432 - 442/432 simplified gives 221/216
- So, 42/48 + 4/27 = 221/216
In mixed form: 15/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+4/27 42/48+8/27 42/96+4/27 42/48+4/54 42/48+12/27 42/48+4/81 42/48+20/27 42/48+28/27