Subtract 90/98 from 27/8
1st number: 3 3/8, 2nd number: 90/98
27/8 - 90/98 is 963/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
27/8 = 27 × 49/8 × 49 = 1323/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
90/98 = 90 × 4/98 × 4 = 360/392 - Subtract the two like fractions:
1323/392 - 360/392 = 1323 - 360/392 = 963/392 - In mixed form: 2179/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-90/98 27/16-90/98 81/8-90/98 27/24-90/98 27/40-90/98 27/56-90/98