Subtract 75/45 from 1/4, Solve 1/4 - 1 30/45 as a fraction

Subtract 75/45 from 1/4

1^st number: 1/4, 2^nd number: 1 30/45

1/4 - 75/45 is -17/12.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 is 180

Next, find the equivalent fraction of both fractional numbers with denominator 180
For the 1st fraction, since 4 × 45 = 180,
1/4 = 1 × 45/4 × 45 = 45/180
Likewise, for the 2nd fraction, since 45 × 4 = 180,
75/45 = 75 × 4/45 × 4 = 300/180
Subtract the two like fractions:
45/180 - 300/180 = 45 - 300/180 = -255/180
After reducing the fraction, the answer is -17/12

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