Subtract 98/80 from 1/10
1st number: 1/10, 2nd number: 1 18/80
1/10 - 98/80 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
1/10 = 1 × 8/10 × 8 = 8/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
98/80 = 98 × 1/80 × 1 = 98/80 - Subtract the two like fractions:
8/80 - 98/80 = 8 - 98/80 = -90/80 - After reducing the fraction, the answer is -9/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/10-98/80 1/20-98/80 3/10-98/80 1/30-98/80 5/10-98/80 1/50-98/80 7/10-98/80 1/70-98/80