Subtract 1/20 from 18/50
18/50 - 1/20 is 31/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
18/50 = 18 × 2/50 × 2 = 36/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
1/20 = 1 × 5/20 × 5 = 5/100 - Subtract the two like fractions:
36/100 - 5/100 = 36 - 5/100 = 31/100
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