Subtract 42/64 from 7/9
7/9 - 42/64 is 35/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 9 × 64 = 576,
7/9 = 7 × 64/9 × 64 = 448/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
42/64 = 42 × 9/64 × 9 = 378/576 - Subtract the two like fractions:
448/576 - 378/576 = 448 - 378/576 = 70/576 - After reducing the fraction, the answer is 35/288
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