Subtract 84/16 from 63/4
1st number: 15 3/4, 2nd number: 5 4/16
63/4 - 84/16 is 21/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
63/4 = 63 × 4/4 × 4 = 252/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
84/16 = 84 × 1/16 × 1 = 84/16 - Subtract the two like fractions:
252/16 - 84/16 = 252 - 84/16 = 168/16 - After reducing the fraction, the answer is 21/2
- In mixed form: 101/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8-84/16 63/4-84/32 63/12-84/16 63/4-84/48 63/20-84/16 63/4-84/80 63/28-84/16