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Subtract 6/64 from 21/5

1st number: 4 1/5, 2nd number: 6/64

21/5 - 6/64 is 657/160.

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,
    21/5 = 21 × 64/5 × 64 = 1344/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    6/64 = 6 × 5/64 × 5 = 30/320
  4. Subtract the two like fractions:
    1344/320 - 30/320 = 1344 - 30/320 = 1314/320
  5. After reducing the fraction, the answer is 657/160
  6. In mixed form: 417/160

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