Subtract 3/70 from 6/56
6/56 - 3/70 is 9/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
6/56 = 6 × 5/56 × 5 = 30/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
3/70 = 3 × 4/70 × 4 = 12/280 - Subtract the two like fractions:
30/280 - 12/280 = 30 - 12/280 = 18/280 - After reducing the fraction, the answer is 9/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/56-3/70 6/56-6/70 18/56-3/70 6/56-9/70 30/56-3/70 6/56-15/70 42/56-3/70 6/56-21/70