Subtract 12/25 from 8/45
8/45 - 12/25 is -68/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
8/45 = 8 × 5/45 × 5 = 40/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
12/25 = 12 × 9/25 × 9 = 108/225 - Subtract the two like fractions:
40/225 - 108/225 = 40 - 108/225 = -68/225
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