Subtract 7/20 from 25/75
25/75 - 7/20 is -1/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
25/75 = 25 × 4/75 × 4 = 100/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
7/20 = 7 × 15/20 × 15 = 105/300 - Subtract the two like fractions:
100/300 - 105/300 = 100 - 105/300 = -5/300 - After reducing the fraction, the answer is -1/60
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