Subtract 18/45 from 6/25
6/25 - 18/45 is -4/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
6/25 = 6 × 9/25 × 9 = 54/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
18/45 = 18 × 5/45 × 5 = 90/225 - Subtract the two like fractions:
54/225 - 90/225 = 54 - 90/225 = -36/225 - After reducing the fraction, the answer is -4/25
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