Subtract 5/75 from 81/4, Solve 20 1/4

Subtract 5/75 from 81/4

1^st number: 20 1/4, 2^nd number: 5/75

81/4 - 5/75 is 1211/60.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 75 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 4 × 75 = 300,
81/4 = 81 × 75/4 × 75 = 6075/300
Likewise, for the 2nd fraction, since 75 × 4 = 300,
5/75 = 5 × 4/75 × 4 = 20/300
Subtract the two like fractions:
6075/300 - 20/300 = 6075 - 20/300 = 6055/300
After reducing the fraction, the answer is 1211/60
In mixed form: 2011/60

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