Subtract 5/30 from 80/75, Solve 1 5/75

Subtract 5/30 from 80/75

1^st number: 1 5/75, 2^nd number: 5/30

80/75 - 5/30 is 9/10.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
80/75 = 80 × 2/75 × 2 = 160/150
Likewise, for the 2nd fraction, since 30 × 5 = 150,
5/30 = 5 × 5/30 × 5 = 25/150
Subtract the two like fractions:
160/150 - 25/150 = 160 - 25/150 = 135/150
After reducing the fraction, the answer is 9/10

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