Subtract 42/64 from 3/25
3/25 - 42/64 is -429/800.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 64 is 1600
Next, find the equivalent fraction of both fractional numbers with denominator 1600 - For the 1st fraction, since 25 × 64 = 1600,
3/25 = 3 × 64/25 × 64 = 192/1600 - Likewise, for the 2nd fraction, since 64 × 25 = 1600,
42/64 = 42 × 25/64 × 25 = 1050/1600 - Subtract the two like fractions:
192/1600 - 1050/1600 = 192 - 1050/1600 = -858/1600 - After reducing the fraction, the answer is -429/800
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