Subtract 63/49 from 9/80
1st number: 9/80, 2nd number: 1 14/49
9/80 - 63/49 is -657/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 49 is 3920
Next, find the equivalent fraction of both fractional numbers with denominator 3920 - For the 1st fraction, since 80 × 49 = 3920,
9/80 = 9 × 49/80 × 49 = 441/3920 - Likewise, for the 2nd fraction, since 49 × 80 = 3920,
63/49 = 63 × 80/49 × 80 = 5040/3920 - Subtract the two like fractions:
441/3920 - 5040/3920 = 441 - 5040/3920 = -4599/3920 - After reducing the fraction, the answer is -657/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80-63/49 9/80-63/98 27/80-63/49 45/80-63/49 63/80-63/49