Subtract 7/63 from 30/35
30/35 - 7/63 is 47/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
30/35 = 30 × 9/35 × 9 = 270/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
7/63 = 7 × 5/63 × 5 = 35/315 - Subtract the two like fractions:
270/315 - 35/315 = 270 - 35/315 = 235/315 - After reducing the fraction, the answer is 47/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/35-7/63 30/35-14/63 30/70-7/63 90/35-7/63 30/35-21/63 30/35-35/63 30/35-49/63