Subtract 2/25 from 42/45
42/45 - 2/25 is 64/75.
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,
42/45 = 42 × 5/45 × 5 = 210/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
2/25 = 2 × 9/25 × 9 = 18/225 - Subtract the two like fractions:
210/225 - 18/225 = 210 - 18/225 = 192/225 - After reducing the fraction, the answer is 64/75
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