Subtract 42/6 from 56/30
1st number: 1 26/30, 2nd number: 7 0/6
56/30 - 42/6 is -77/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
56/30 = 56 × 1/30 × 1 = 56/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
42/6 = 42 × 5/6 × 5 = 210/30 - Subtract the two like fractions:
56/30 - 210/30 = 56 - 210/30 = -154/30 - After reducing the fraction, the answer is -77/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30-84/6 56/60-42/6 56/30-42/12 56/90-42/6 56/30-42/18 56/30-42/30