Subtract 63/9 from 7/10
1st number: 7/10, 2nd number: 7 0/9
7/10 - 63/9 is -63/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
7/10 = 7 × 9/10 × 9 = 63/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
63/9 = 63 × 10/9 × 10 = 630/90 - Subtract the two like fractions:
63/90 - 630/90 = 63 - 630/90 = -567/90 - After reducing the fraction, the answer is -63/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10-63/9 7/20-63/9 7/10-63/18 21/10-63/9 7/30-63/9 7/10-63/27 35/10-63/9 7/50-63/9 7/10-63/45 49/10-63/9 7/70-63/9