Subtract 98/63 from 9/80
1st number: 9/80, 2nd number: 1 35/63
9/80 - 98/63 is -1039/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
9/80 = 9 × 63/80 × 63 = 567/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
98/63 = 98 × 80/63 × 80 = 7840/5040 - Subtract the two like fractions:
567/5040 - 7840/5040 = 567 - 7840/5040 = -7273/5040 - After reducing the fraction, the answer is -1039/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80-98/63 27/80-98/63 45/80-98/63 63/80-98/63