Subtract 1/10 from 9/63
9/63 - 1/10 is 3/70.
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,
9/63 = 9 × 10/63 × 10 = 90/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
1/10 = 1 × 63/10 × 63 = 63/630 - Subtract the two like fractions:
90/630 - 63/630 = 90 - 63/630 = 27/630 - After reducing the fraction, the answer is 3/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63-1/10 9/63-2/10 9/63-1/20 27/63-1/10 9/63-3/10 9/63-1/30 45/63-1/10 9/63-5/10 9/63-1/50 9/63-7/10 9/63-1/70