Subtract 63/7 from 18/2
1st number: 9 0/2, 2nd number: 9 0/7
18/2 - 63/7 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
18/2 = 18 × 7/2 × 7 = 126/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
63/7 = 63 × 2/7 × 2 = 126/14 - Subtract the two like fractions:
126/14 - 126/14 = 126 - 126/14 = 0/14 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/2-63/7 18/4-63/7 18/2-63/14 54/2-63/7 18/6-63/7 18/2-63/21 90/2-63/7 18/10-63/7 18/2-63/35 18/14-63/7 18/2-63/49