Subtract 10/5 from 2/80
1st number: 2/80, 2nd number: 2 0/5
2/80 - 10/5 is -79/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
2/80 = 2 × 1/80 × 1 = 2/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
10/5 = 10 × 16/5 × 16 = 160/80 - Subtract the two like fractions:
2/80 - 160/80 = 2 - 160/80 = -158/80 - After reducing the fraction, the answer is -79/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/80-10/5 2/80-20/5 6/80-10/5 2/80-30/5 2/80-10/15 10/80-10/5 2/80-50/5 2/80-10/25 14/80-10/5 2/80-70/5 2/80-10/35