Subtract 42/25 from 4/45
1st number: 4/45, 2nd number: 1 17/25
4/45 - 42/25 is -358/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 45 × 5 = 225,
4/45 = 4 × 5/45 × 5 = 20/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Subtract the two like fractions:
20/225 - 378/225 = 20 - 378/225 = -358/225
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