Subtract 12/16 from 42/2
1st number: 21 0/2, 2nd number: 12/16
42/2 - 12/16 is 81/4.
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,
42/2 = 42 × 8/2 × 8 = 336/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
12/16 = 12 × 1/16 × 1 = 12/16 - Subtract the two like fractions:
336/16 - 12/16 = 336 - 12/16 = 324/16 - After reducing the fraction, the answer is 81/4
- In mixed form: 201/4
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