Subtract 9/64 from 5/54
5/54 - 9/64 is -83/1728.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 64 is 1728
Next, find the equivalent fraction of both fractional numbers with denominator 1728 - For the 1st fraction, since 54 × 32 = 1728,
5/54 = 5 × 32/54 × 32 = 160/1728 - Likewise, for the 2nd fraction, since 64 × 27 = 1728,
9/64 = 9 × 27/64 × 27 = 243/1728 - Subtract the two like fractions:
160/1728 - 243/1728 = 160 - 243/1728 = -83/1728
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