Subtract 4/56 from 6/30
6/30 - 4/56 is 9/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
6/30 = 6 × 28/30 × 28 = 168/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
4/56 = 4 × 15/56 × 15 = 60/840 - Subtract the two like fractions:
168/840 - 60/840 = 168 - 60/840 = 108/840 - After reducing the fraction, the answer is 9/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/30-4/56 6/30-8/56 6/60-4/56 18/30-4/56 6/30-12/56 6/90-4/56 6/30-20/56 42/30-4/56 6/30-28/56