Subtract 21/25 from 1/4
1/4 - 21/25 is -59/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
1/4 = 1 × 25/4 × 25 = 25/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
21/25 = 21 × 4/25 × 4 = 84/100 - Subtract the two like fractions:
25/100 - 84/100 = 25 - 84/100 = -59/100
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