Subtract 49/10 from 63/9
1st number: 7 0/9, 2nd number: 4 9/10
63/9 - 49/10 is 21/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
63/9 = 63 × 10/9 × 10 = 630/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
49/10 = 49 × 9/10 × 9 = 441/90 - Subtract the two like fractions:
630/90 - 441/90 = 630 - 441/90 = 189/90 - After reducing the fraction, the answer is 21/10
- In mixed form: 21/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9-98/10 63/18-49/10 63/9-49/20 63/27-49/10 63/9-49/30 63/45-49/10 63/9-49/50 63/9-49/70