Subtract 10/12 from 98/45
1st number: 2 8/45, 2nd number: 10/12
98/45 - 10/12 is 121/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
98/45 = 98 × 4/45 × 4 = 392/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
10/12 = 10 × 15/12 × 15 = 150/180 - Subtract the two like fractions:
392/180 - 150/180 = 392 - 150/180 = 242/180 - After reducing the fraction, the answer is 121/90
- In mixed form: 131/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-20/12 98/90-10/12 98/45-10/24 98/45-30/12 98/45-10/36 98/45-50/12 98/45-10/60 98/45-70/12 98/45-10/84