Subtract 25/63 from 10/30
10/30 - 25/63 is -4/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
10/30 = 10 × 21/30 × 21 = 210/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
25/63 = 25 × 10/63 × 10 = 250/630 - Subtract the two like fractions:
210/630 - 250/630 = 210 - 250/630 = -40/630 - After reducing the fraction, the answer is -4/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30-25/63 10/30-50/63 10/60-25/63 10/30-75/63 10/90-25/63 50/30-25/63 70/30-25/63