Subtract 98/15 from 7/56
1st number: 7/56, 2nd number: 6 8/15
7/56 - 98/15 is -769/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
7/56 = 7 × 15/56 × 15 = 105/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
98/15 = 98 × 56/15 × 56 = 5488/840 - Subtract the two like fractions:
105/840 - 5488/840 = 105 - 5488/840 = -5383/840 - After reducing the fraction, the answer is -769/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56-98/15 7/56-98/30 21/56-98/15 7/56-98/45 35/56-98/15 7/56-98/75 49/56-98/15