Subtract 50/9 from 42/27
1st number: 1 15/27, 2nd number: 5 5/9
42/27 - 50/9 is -4/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
42/27 = 42 × 1/27 × 1 = 42/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
50/9 = 50 × 3/9 × 3 = 150/27 - Subtract the two like fractions:
42/27 - 150/27 = 42 - 150/27 = -108/27 - After reducing the fraction, the answer is -4/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27-50/9 42/54-50/9 42/27-50/18 42/81-50/9 42/27-50/27 42/27-50/45 42/27-50/63