Subtract 30/28 from 1/75, Solve 1/75

Subtract 30/28 from 1/75

1^st number: 1/75, 2^nd number: 1 2/28

1/75 - 30/28 is -1111/1050.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100

Next, find the equivalent fraction of both fractional numbers with denominator 2100
For the 1st fraction, since 75 × 28 = 2100,
1/75 = 1 × 28/75 × 28 = 28/2100
Likewise, for the 2nd fraction, since 28 × 75 = 2100,
30/28 = 30 × 75/28 × 75 = 2250/2100
Subtract the two like fractions:
28/2100 - 2250/2100 = 28 - 2250/2100 = -2222/2100
After reducing the fraction, the answer is -1111/1050

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