Subtract 9/27 from 40/12, Solve 3 4/12

Subtract 9/27 from 40/12

1^st number: 3 4/12, 2^nd number: 9/27

40/12 - 9/27 is 3/1.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 12 × 9 = 108,
40/12 = 40 × 9/12 × 9 = 360/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
9/27 = 9 × 4/27 × 4 = 36/108
Subtract the two like fractions:
360/108 - 36/108 = 360 - 36/108 = 324/108
After reducing the fraction, the answer is 3/1

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