Subtract 1/42 from 5/75, Solve 5/75

Subtract 1/42 from 5/75

5/75 - 1/42 is 3/70.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 75 × 14 = 1050,
5/75 = 5 × 14/75 × 14 = 70/1050
Likewise, for the 2nd fraction, since 42 × 25 = 1050,
1/42 = 1 × 25/42 × 25 = 25/1050
Subtract the two like fractions:
70/1050 - 25/1050 = 70 - 25/1050 = 45/1050
After reducing the fraction, the answer is 3/70

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