Subtract 5/42 from 75/5, Solve 15 0/5

Subtract 5/42 from 75/5

1^st number: 15 0/5, 2^nd number: 5/42

75/5 - 5/42 is 625/42.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 5 × 42 = 210,
75/5 = 75 × 42/5 × 42 = 3150/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
5/42 = 5 × 5/42 × 5 = 25/210
Subtract the two like fractions:
3150/210 - 25/210 = 3150 - 25/210 = 3125/210
After reducing the fraction, the answer is 625/42
In mixed form: 1437/42

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