Subtract 1/63 from 50/70
50/70 - 1/63 is 44/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
50/70 = 50 × 9/70 × 9 = 450/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
1/63 = 1 × 10/63 × 10 = 10/630 - Subtract the two like fractions:
450/630 - 10/630 = 450 - 10/630 = 440/630 - After reducing the fraction, the answer is 44/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70-2/63 50/70-3/63 50/70-5/63 50/70-7/63