Subtract 21/27 from 72/2, Solve 36 0/2

Subtract 21/27 from 72/2

1^st number: 36 0/2, 2^nd number: 21/27

72/2 - 21/27 is 317/9.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 2 × 27 = 54,
72/2 = 72 × 27/2 × 27 = 1944/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
21/27 = 21 × 2/27 × 2 = 42/54
Subtract the two like fractions:
1944/54 - 42/54 = 1944 - 42/54 = 1902/54
After reducing the fraction, the answer is 317/9
In mixed form: 352/9

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