Subtract 72/8 from 15/14
1st number: 1 1/14, 2nd number: 9 0/8
15/14 - 72/8 is -111/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
15/14 = 15 × 4/14 × 4 = 60/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
72/8 = 72 × 7/8 × 7 = 504/56 - Subtract the two like fractions:
60/56 - 504/56 = 60 - 504/56 = -444/56 - After reducing the fraction, the answer is -111/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/14-72/8 15/28-72/8 15/14-72/16 45/14-72/8 15/42-72/8 15/14-72/24 75/14-72/8 15/70-72/8 15/14-72/40 15/98-72/8 15/14-72/56