Subtract 7/18 from 98/25
1st number: 3 23/25, 2nd number: 7/18
98/25 - 7/18 is 1589/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
98/25 = 98 × 18/25 × 18 = 1764/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450 - Subtract the two like fractions:
1764/450 - 175/450 = 1764 - 175/450 = 1589/450 - In mixed form: 3239/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/25-14/18 98/50-7/18 98/25-7/36 98/25-21/18 98/75-7/18 98/25-7/54 98/25-35/18 98/25-7/90 98/25-49/18