Subtract 14/80 from 45/7
1st number: 6 3/7, 2nd number: 14/80
45/7 - 14/80 is 1751/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
45/7 = 45 × 80/7 × 80 = 3600/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
14/80 = 14 × 7/80 × 7 = 98/560 - Subtract the two like fractions:
3600/560 - 98/560 = 3600 - 98/560 = 3502/560 - After reducing the fraction, the answer is 1751/280
- In mixed form: 671/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7-14/80 45/7-28/80 45/14-14/80 45/7-42/80 45/21-14/80 45/7-70/80 45/35-14/80 45/7-98/80 45/49-14/80