Subtract 20/75 from 4/8
4/8 - 20/75 is 7/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 8 × 75 = 600,
4/8 = 4 × 75/8 × 75 = 300/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
20/75 = 20 × 8/75 × 8 = 160/600 - Subtract the two like fractions:
300/600 - 160/600 = 300 - 160/600 = 140/600 - After reducing the fraction, the answer is 7/30
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