Subtract 12/7 from 3/75, Solve 3/75

Subtract 12/7 from 3/75

1^st number: 3/75, 2^nd number: 1 5/7

3/75 - 12/7 is -293/175.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 75 × 7 = 525,
3/75 = 3 × 7/75 × 7 = 21/525
Likewise, for the 2nd fraction, since 7 × 75 = 525,
12/7 = 12 × 75/7 × 75 = 900/525
Subtract the two like fractions:
21/525 - 900/525 = 21 - 900/525 = -879/525
After reducing the fraction, the answer is -293/175

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