Subtract 7/63 from 27/7
1st number: 3 6/7, 2nd number: 7/63
27/7 - 7/63 is 236/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
27/7 = 27 × 9/7 × 9 = 243/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
7/63 = 7 × 1/63 × 1 = 7/63 - Subtract the two like fractions:
243/63 - 7/63 = 243 - 7/63 = 236/63 - In mixed form: 347/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7-7/63 27/7-14/63 27/14-7/63 81/7-7/63 27/7-21/63 27/21-7/63 27/7-35/63 27/35-7/63 27/7-49/63 27/49-7/63