Subtract 5/14 from 40/63
40/63 - 5/14 is 5/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
40/63 = 40 × 2/63 × 2 = 80/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
5/14 = 5 × 9/14 × 9 = 45/126 - Subtract the two like fractions:
80/126 - 45/126 = 80 - 45/126 = 35/126 - After reducing the fraction, the answer is 5/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63-5/14 40/63-10/14 40/63-5/28 40/63-15/14 40/63-5/42 40/63-25/14 40/63-5/70 40/63-35/14 40/63-5/98