Subtract 14/16 from 45/12, Solve 3 9/12

Subtract 14/16 from 45/12

1^st number: 3 9/12, 2^nd number: 14/16

45/12 - 14/16 is 23/8.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48

Next, find the equivalent fraction of both fractional numbers with denominator 48
For the 1st fraction, since 12 × 4 = 48,
45/12 = 45 × 4/12 × 4 = 180/48
Likewise, for the 2nd fraction, since 16 × 3 = 48,
14/16 = 14 × 3/16 × 3 = 42/48
Subtract the two like fractions:
180/48 - 42/48 = 180 - 42/48 = 138/48
After reducing the fraction, the answer is 23/8
In mixed form: 27/8

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