Subtract 63/45 from 18/25
1st number: 18/25, 2nd number: 1 18/45
18/25 - 63/45 is -17/25.
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,
18/25 = 18 × 9/25 × 9 = 162/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
63/45 = 63 × 5/45 × 5 = 315/225 - Subtract the two like fractions:
162/225 - 315/225 = 162 - 315/225 = -153/225 - After reducing the fraction, the answer is -17/25
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