Subtract 30/63 from 35/14
1st number: 2 7/14, 2nd number: 30/63
35/14 - 30/63 is 85/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
35/14 = 35 × 9/14 × 9 = 315/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126 - Subtract the two like fractions:
315/126 - 60/126 = 315 - 60/126 = 255/126 - After reducing the fraction, the answer is 85/42
- In mixed form: 21/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/14-30/63 35/14-60/63 35/28-30/63 35/14-90/63 35/42-30/63 35/70-30/63 35/98-30/63