Subtract 4/45 from 20/75
20/75 - 4/45 is 8/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
20/75 = 20 × 3/75 × 3 = 60/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
4/45 = 4 × 5/45 × 5 = 20/225 - Subtract the two like fractions:
60/225 - 20/225 = 60 - 20/225 = 40/225 - After reducing the fraction, the answer is 8/45
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