Subtract 4/50 from 42/12, Solve 3 6/12

Subtract 4/50 from 42/12

1^st number: 3 6/12, 2^nd number: 4/50

42/12 - 4/50 is 171/50.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 50 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 12 × 25 = 300,
42/12 = 42 × 25/12 × 25 = 1050/300
Likewise, for the 2nd fraction, since 50 × 6 = 300,
4/50 = 4 × 6/50 × 6 = 24/300
Subtract the two like fractions:
1050/300 - 24/300 = 1050 - 24/300 = 1026/300
After reducing the fraction, the answer is 171/50
In mixed form: 321/50

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