Subtract 10/90 from 32/63
32/63 - 10/90 is 25/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
32/63 = 32 × 10/63 × 10 = 320/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
10/90 = 10 × 7/90 × 7 = 70/630 - Subtract the two like fractions:
320/630 - 70/630 = 320 - 70/630 = 250/630 - After reducing the fraction, the answer is 25/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/63-10/90 32/63-20/90 96/63-10/90 32/63-30/90 32/63-50/90 32/63-70/90