Subtract 20/25 from 18/9
1st number: 2 0/9, 2nd number: 20/25
18/9 - 20/25 is 6/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
18/9 = 18 × 25/9 × 25 = 450/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
20/25 = 20 × 9/25 × 9 = 180/225 - Subtract the two like fractions:
450/225 - 180/225 = 450 - 180/225 = 270/225 - After reducing the fraction, the answer is 6/5
- In mixed form: 11/5
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