Subtract 21/48 from 63/16
1st number: 3 15/16, 2nd number: 21/48
63/16 - 21/48 is 7/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 16 × 3 = 48,
63/16 = 63 × 3/16 × 3 = 189/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Subtract the two like fractions:
189/48 - 21/48 = 189 - 21/48 = 168/48 - After reducing the fraction, the answer is 7/2
- In mixed form: 31/2
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