Subtract 56/80 from 8/14
8/14 - 56/80 is -9/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
8/14 = 8 × 40/14 × 40 = 320/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
56/80 = 56 × 7/80 × 7 = 392/560 - Subtract the two like fractions:
320/560 - 392/560 = 320 - 392/560 = -72/560 - 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: 16/14-56/80 8/28-56/80 24/14-56/80 8/42-56/80 40/14-56/80 8/70-56/80 56/14-56/80 8/98-56/80