Subtract 21/50 from 3/4
3/4 - 21/50 is 33/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
3/4 = 3 × 25/4 × 25 = 75/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
21/50 = 21 × 2/50 × 2 = 42/100 - Subtract the two like fractions:
75/100 - 42/100 = 75 - 42/100 = 33/100
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