Subtract 70/8 from 1/80
1st number: 1/80, 2nd number: 8 6/8
1/80 - 70/8 is -699/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
1/80 = 1 × 1/80 × 1 = 1/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
70/8 = 70 × 10/8 × 10 = 700/80 - Subtract the two like fractions:
1/80 - 700/80 = 1 - 700/80 = -699/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/80-70/8 1/80-70/16 3/80-70/8 1/80-70/24 5/80-70/8 1/80-70/40 7/80-70/8 1/80-70/56