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Subtract 30/20 from 4/64

1st number: 4/64, 2nd number: 1 10/20

4/64 - 30/20 is -23/16.

Steps for subtracting fractions

  1. 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
  2. For the 1st fraction, since 64 × 5 = 320,
    4/64 = 4 × 5/64 × 5 = 20/320
  3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
    30/20 = 30 × 16/20 × 16 = 480/320
  4. Subtract the two like fractions:
    20/320 - 480/320 = 20 - 480/320 = -460/320
  5. After reducing the fraction, the answer is -23/16

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