Subtract 7/25 from 5/20
5/20 - 7/25 is -3/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
5/20 = 5 × 5/20 × 5 = 25/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
7/25 = 7 × 4/25 × 4 = 28/100 - Subtract the two like fractions:
25/100 - 28/100 = 25 - 28/100 = -3/100
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