Subtract 45/4 from 63/10
1st number: 6 3/10, 2nd number: 11 1/4
63/10 - 45/4 is -99/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
63/10 = 63 × 2/10 × 2 = 126/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
45/4 = 45 × 5/4 × 5 = 225/20 - Subtract the two like fractions:
126/20 - 225/20 = 126 - 225/20 = -99/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/10-90/4 63/20-45/4 63/10-45/8 63/30-45/4 63/10-45/12 63/50-45/4 63/10-45/20 63/70-45/4 63/10-45/28