Subtract 18/16 from 15/4
1st number: 3 3/4, 2nd number: 1 2/16
15/4 - 18/16 is 21/8.
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,
15/4 = 15 × 4/4 × 4 = 60/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
18/16 = 18 × 1/16 × 1 = 18/16 - Subtract the two like fractions:
60/16 - 18/16 = 60 - 18/16 = 42/16 - After reducing the fraction, the answer is 21/8
- In mixed form: 25/8
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