Subtract 42/45 from 36/3, Solve 12 0/3

Subtract 42/45 from 36/3

1^st number: 12 0/3, 2^nd number: 42/45

36/3 - 42/45 is 166/15.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45

Next, find the equivalent fraction of both fractional numbers with denominator 45
For the 1st fraction, since 3 × 15 = 45,
36/3 = 36 × 15/3 × 15 = 540/45
Likewise, for the 2nd fraction, since 45 × 1 = 45,
42/45 = 42 × 1/45 × 1 = 42/45
Subtract the two like fractions:
540/45 - 42/45 = 540 - 42/45 = 498/45
After reducing the fraction, the answer is 166/15
In mixed form: 111/15

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