Subtract 42/25 from 7/9
1st number: 7/9, 2nd number: 1 17/25
7/9 - 42/25 is -203/225.
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,
7/9 = 7 × 25/9 × 25 = 175/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Subtract the two like fractions:
175/225 - 378/225 = 175 - 378/225 = -203/225
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