Subtract 80/10 from 49/56
1st number: 49/56, 2nd number: 8 0/10
49/56 - 80/10 is -57/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 10 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
49/56 = 49 × 5/56 × 5 = 245/280 - Likewise, for the 2nd fraction, since 10 × 28 = 280,
80/10 = 80 × 28/10 × 28 = 2240/280 - Subtract the two like fractions:
245/280 - 2240/280 = 245 - 2240/280 = -1995/280 - After reducing the fraction, the answer is -57/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56-80/10 49/56-80/20 49/56-80/30 49/56-80/50 49/56-80/70