Subtract 1/80 from 98/63
1st number: 1 35/63, 2nd number: 1/80
98/63 - 1/80 is 1111/720.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
98/63 = 98 × 80/63 × 80 = 7840/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
1/80 = 1 × 63/80 × 63 = 63/5040 - Subtract the two like fractions:
7840/5040 - 63/5040 = 7840 - 63/5040 = 7777/5040 - After reducing the fraction, the answer is 1111/720
- In mixed form: 1391/720
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/63-2/80 98/63-3/80 98/63-5/80 98/63-7/80