Subtract 20/54 from 4/75
4/75 - 20/54 is -214/675.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
4/75 = 4 × 18/75 × 18 = 72/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
20/54 = 20 × 25/54 × 25 = 500/1350 - Subtract the two like fractions:
72/1350 - 500/1350 = 72 - 500/1350 = -428/1350 - After reducing the fraction, the answer is -214/675
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