Subtract 12/16 from 21/6
1st number: 3 3/6, 2nd number: 12/16
21/6 - 12/16 is 11/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 6 × 8 = 48,
21/6 = 21 × 8/6 × 8 = 168/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
12/16 = 12 × 3/16 × 3 = 36/48 - Subtract the two like fractions:
168/48 - 36/48 = 168 - 36/48 = 132/48 - After reducing the fraction, the answer is 11/4
- In mixed form: 23/4
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