Subtract 42/25 from 1/45
1st number: 1/45, 2nd number: 1 17/25
1/45 - 42/25 is -373/225.
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,
1/45 = 1 × 5/45 × 5 = 5/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
42/25 = 42 × 9/25 × 9 = 378/225 - Subtract the two like fractions:
5/225 - 378/225 = 5 - 378/225 = -373/225
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