Subtract 15/4 from 42/16
1st number: 2 10/16, 2nd number: 3 3/4
42/16 - 15/4 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 4 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
42/16 = 42 × 1/16 × 1 = 42/16 - Likewise, for the 2nd fraction, since 4 × 4 = 16,
15/4 = 15 × 4/4 × 4 = 60/16 - Subtract the two like fractions:
42/16 - 60/16 = 42 - 60/16 = -18/16 - After reducing the fraction, the answer is -9/8
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