Subtract 98/5 from 12/80
1st number: 12/80, 2nd number: 19 3/5
12/80 - 98/5 is -389/20.
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,
12/80 = 12 × 1/80 × 1 = 12/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
98/5 = 98 × 16/5 × 16 = 1568/80 - Subtract the two like fractions:
12/80 - 1568/80 = 12 - 1568/80 = -1556/80 - After reducing the fraction, the answer is -389/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/80-98/5 12/80-98/10 36/80-98/5 12/80-98/15 60/80-98/5 12/80-98/25 84/80-98/5 12/80-98/35