Subtract 8/27 from 42/35
1st number: 1 7/35, 2nd number: 8/27
42/35 - 8/27 is 122/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
42/35 = 42 × 27/35 × 27 = 1134/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
8/27 = 8 × 35/27 × 35 = 280/945 - Subtract the two like fractions:
1134/945 - 280/945 = 1134 - 280/945 = 854/945 - After reducing the fraction, the answer is 122/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35-8/27 42/35-16/27 42/70-8/27 42/35-8/54 42/35-24/27 42/35-8/81 42/35-40/27 42/35-56/27