Subtract 9/32 from 42/12, Solve 3 6/12

Subtract 9/32 from 42/12

1^st number: 3 6/12, 2^nd number: 9/32

42/12 - 9/32 is 103/32.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 32 is 96

Next, find the equivalent fraction of both fractional numbers with denominator 96
For the 1st fraction, since 12 × 8 = 96,
42/12 = 42 × 8/12 × 8 = 336/96
Likewise, for the 2nd fraction, since 32 × 3 = 96,
9/32 = 9 × 3/32 × 3 = 27/96
Subtract the two like fractions:
336/96 - 27/96 = 336 - 27/96 = 309/96
After reducing the fraction, the answer is 103/32
In mixed form: 37/32

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