Subtract 12/30 from 4/64
4/64 - 12/30 is -27/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 30 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
4/64 = 4 × 15/64 × 15 = 60/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
12/30 = 12 × 32/30 × 32 = 384/960 - Subtract the two like fractions:
60/960 - 384/960 = 60 - 384/960 = -324/960 - After reducing the fraction, the answer is -27/80
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