Subtract 14/27 from 42/48
42/48 - 14/27 is 77/216.
Steps for subtracting 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,
14/27 = 14 × 16/27 × 16 = 224/432 - Subtract the two like fractions:
378/432 - 224/432 = 378 - 224/432 = 154/432 - After reducing the fraction, the answer is 77/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48-14/27 42/48-28/27 42/96-14/27 42/48-14/54 42/48-42/27 42/48-14/81 42/48-70/27 42/48-98/27