Subtract 28/80 from 98/12
1st number: 8 2/12, 2nd number: 28/80
98/12 - 28/80 is 469/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 12 × 20 = 240,
98/12 = 98 × 20/12 × 20 = 1960/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Subtract the two like fractions:
1960/240 - 84/240 = 1960 - 84/240 = 1876/240 - After reducing the fraction, the answer is 469/60
- In mixed form: 749/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-56/80 98/24-28/80 98/12-84/80 98/36-28/80 98/60-28/80 98/84-28/80