Subtract 18/16 from 63/2
1st number: 31 1/2, 2nd number: 1 2/16
63/2 - 18/16 is 243/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 2 × 8 = 16,
63/2 = 63 × 8/2 × 8 = 504/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
18/16 = 18 × 1/16 × 1 = 18/16 - Subtract the two like fractions:
504/16 - 18/16 = 504 - 18/16 = 486/16 - After reducing the fraction, the answer is 243/8
- In mixed form: 303/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2-36/16 63/4-18/16 63/2-18/32 63/2-54/16 63/6-18/16 63/2-18/48 63/2-90/16 63/10-18/16 63/2-18/80 63/14-18/16