Subtract 72/56 from 9/98
1st number: 9/98, 2nd number: 1 16/56
9/98 - 72/56 is -117/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
9/98 = 9 × 4/98 × 4 = 36/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
72/56 = 72 × 7/56 × 7 = 504/392 - Subtract the two like fractions:
36/392 - 504/392 = 36 - 504/392 = -468/392 - After reducing the fraction, the answer is -117/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/98-72/56 27/98-72/56 45/98-72/56 63/98-72/56