Subtract 1/7 from 81/75, Solve 1 6/75

Subtract 1/7 from 81/75

1^st number: 1 6/75, 2^nd number: 1/7

81/75 - 1/7 is 164/175.

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,
81/75 = 81 × 7/75 × 7 = 567/525
Likewise, for the 2nd fraction, since 7 × 75 = 525,
1/7 = 1 × 75/7 × 75 = 75/525
Subtract the two like fractions:
567/525 - 75/525 = 567 - 75/525 = 492/525
After reducing the fraction, the answer is 164/175

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