Subtract 14/80 from 8/5
1st number: 1 3/5, 2nd number: 14/80
8/5 - 14/80 is 57/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
8/5 = 8 × 16/5 × 16 = 128/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Subtract the two like fractions:
128/80 - 14/80 = 128 - 14/80 = 114/80 - After reducing the fraction, the answer is 57/40
- In mixed form: 117/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5-14/80 8/5-28/80 8/10-14/80 24/5-14/80 8/5-42/80 8/15-14/80 40/5-14/80 8/5-70/80 8/25-14/80 56/5-14/80 8/5-98/80 8/35-14/80