Subtract 42/45 from 80/14
1st number: 5 10/14, 2nd number: 42/45
80/14 - 42/45 is 502/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
80/14 = 80 × 45/14 × 45 = 3600/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
42/45 = 42 × 14/45 × 14 = 588/630 - Subtract the two like fractions:
3600/630 - 588/630 = 3600 - 588/630 = 3012/630 - After reducing the fraction, the answer is 502/105
- In mixed form: 482/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-84/45 80/28-42/45 80/14-42/90 80/42-42/45 80/70-42/45 80/98-42/45