Subtract 5/20 from 9/64
9/64 - 5/20 is -7/64.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 20 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
9/64 = 9 × 5/64 × 5 = 45/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
5/20 = 5 × 16/20 × 16 = 80/320 - Subtract the two like fractions:
45/320 - 80/320 = 45 - 80/320 = -35/320 - After reducing the fraction, the answer is -7/64
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