Subtract 30/12 from 54/9, Solve 6 0/9

Subtract 30/12 from 54/9

1^st number: 6 0/9, 2^nd number: 2 6/12

54/9 - 30/12 is 7/2.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 9 × 4 = 36,
54/9 = 54 × 4/9 × 4 = 216/36
Likewise, for the 2nd fraction, since 12 × 3 = 36,
30/12 = 30 × 3/12 × 3 = 90/36
Subtract the two like fractions:
216/36 - 90/36 = 216 - 90/36 = 126/36
After reducing the fraction, the answer is 7/2
In mixed form: 31/2

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