Subtract 28/10 from 1/75, Solve 1/75

Subtract 28/10 from 1/75

1^st number: 1/75, 2^nd number: 2 8/10

1/75 - 28/10 is -209/75.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
1/75 = 1 × 2/75 × 2 = 2/150
Likewise, for the 2nd fraction, since 10 × 15 = 150,
28/10 = 28 × 15/10 × 15 = 420/150
Subtract the two like fractions:
2/150 - 420/150 = 2 - 420/150 = -418/150
After reducing the fraction, the answer is -209/75

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