Subtract 90/98 from 48/28
1st number: 1 20/28, 2nd number: 90/98
48/28 - 90/98 is 39/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
48/28 = 48 × 7/28 × 7 = 336/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
90/98 = 90 × 2/98 × 2 = 180/196 - Subtract the two like fractions:
336/196 - 180/196 = 336 - 180/196 = 156/196 - After reducing the fraction, the answer is 39/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/28-90/98 48/56-90/98 48/84-90/98