Subtract 16/27 from 63/21
1st number: 3 0/21, 2nd number: 16/27
63/21 - 16/27 is 65/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 21 × 9 = 189,
63/21 = 63 × 9/21 × 9 = 567/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
16/27 = 16 × 7/27 × 7 = 112/189 - Subtract the two like fractions:
567/189 - 112/189 = 567 - 112/189 = 455/189 - After reducing the fraction, the answer is 65/27
- In mixed form: 211/27
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