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Subtract 42/30 from 1/64

1st number: 1/64, 2nd number: 1 12/30

1/64 - 42/30 is -443/320.

Steps for subtracting fractions

  1. 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
  2. For the 1st fraction, since 64 × 15 = 960,
    1/64 = 1 × 15/64 × 15 = 15/960
  3. Likewise, for the 2nd fraction, since 30 × 32 = 960,
    42/30 = 42 × 32/30 × 32 = 1344/960
  4. Subtract the two like fractions:
    15/960 - 1344/960 = 15 - 1344/960 = -1329/960
  5. After reducing the fraction, the answer is -443/320

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