Subtract 9/64 from 4/20
4/20 - 9/64 is 19/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
4/20 = 4 × 16/20 × 16 = 64/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
9/64 = 9 × 5/64 × 5 = 45/320 - Subtract the two like fractions:
64/320 - 45/320 = 64 - 45/320 = 19/320
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