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Subtract 21/64 from 30/5

1st number: 6 0/5, 2nd number: 21/64

30/5 - 21/64 is 363/64.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 5 × 64 = 320,
    30/5 = 30 × 64/5 × 64 = 1920/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    21/64 = 21 × 5/64 × 5 = 105/320
  4. Subtract the two like fractions:
    1920/320 - 105/320 = 1920 - 105/320 = 1815/320
  5. After reducing the fraction, the answer is 363/64
  6. In mixed form: 543/64

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