Subtract 2/48 from 42/27
1st number: 1 15/27, 2nd number: 2/48
42/27 - 2/48 is 109/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 48 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 27 × 16 = 432,
42/27 = 42 × 16/27 × 16 = 672/432 - Likewise, for the 2nd fraction, since 48 × 9 = 432,
2/48 = 2 × 9/48 × 9 = 18/432 - Subtract the two like fractions:
672/432 - 18/432 = 672 - 18/432 = 654/432 - After reducing the fraction, the answer is 109/72
- In mixed form: 137/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27-2/48 42/27-4/48 42/54-2/48 42/27-2/96 42/27-6/48 42/81-2/48 42/27-10/48 42/27-14/48