Subtract 3/63 from 63/27, Solve 2 9/27

Subtract 3/63 from 63/27

1^st number: 2 9/27, 2^nd number: 3/63

63/27 - 3/63 is 16/7.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189

Next, find the equivalent fraction of both fractional numbers with denominator 189
For the 1st fraction, since 27 × 7 = 189,
63/27 = 63 × 7/27 × 7 = 441/189
Likewise, for the 2nd fraction, since 63 × 3 = 189,
3/63 = 3 × 3/63 × 3 = 9/189
Subtract the two like fractions:
441/189 - 9/189 = 441 - 9/189 = 432/189
After reducing the fraction, the answer is 16/7
In mixed form: 22/7

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