Subtract 30/75 from 7/9
7/9 - 30/75 is 17/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 75 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
7/9 = 7 × 25/9 × 25 = 175/225 - Likewise, for the 2nd fraction, since 75 × 3 = 225,
30/75 = 30 × 3/75 × 3 = 90/225 - Subtract the two like fractions:
175/225 - 90/225 = 175 - 90/225 = 85/225 - After reducing the fraction, the answer is 17/45
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