Subtract 42/25 from 20/9
1st number: 2 2/9, 2nd number: 1 17/25
20/9 - 42/25 is 122/225.
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,
20/9 = 20 × 25/9 × 25 = 500/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Subtract the two like fractions:
500/225 - 378/225 = 500 - 378/225 = 122/225
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