Subtract 20/75 from 5/30
5/30 - 20/75 is -1/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
5/30 = 5 × 5/30 × 5 = 25/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
20/75 = 20 × 2/75 × 2 = 40/150 - Subtract the two like fractions:
25/150 - 40/150 = 25 - 40/150 = -15/150 - After reducing the fraction, the answer is -1/10
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