Subtract 15/10 from 48/63
1st number: 48/63, 2nd number: 1 5/10
48/63 - 15/10 is -31/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
48/63 = 48 × 10/63 × 10 = 480/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
15/10 = 15 × 63/10 × 63 = 945/630 - Subtract the two like fractions:
480/630 - 945/630 = 480 - 945/630 = -465/630 - After reducing the fraction, the answer is -31/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/63-15/10 48/63-30/10 48/63-15/20 48/63-45/10 48/63-15/30 48/63-75/10 48/63-15/50 48/63-15/70