Subtract 1/30 from 98/45
1st number: 2 8/45, 2nd number: 1/30
98/45 - 1/30 is 193/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
98/45 = 98 × 2/45 × 2 = 196/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
1/30 = 1 × 3/30 × 3 = 3/90 - Subtract the two like fractions:
196/90 - 3/90 = 196 - 3/90 = 193/90 - In mixed form: 213/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45-2/30 98/90-1/30 98/45-1/60 98/45-3/30 98/45-1/90 98/45-5/30 98/45-7/30