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Subtract 8/60 from 10/21

10/21 - 8/60 is 12/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 60 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 21 × 20 = 420,
    10/21 = 10 × 20/21 × 20 = 200/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    8/60 = 8 × 7/60 × 7 = 56/420
  4. Subtract the two like fractions:
    200/420 - 56/420 = 200 - 56/420 = 144/420
  5. After reducing the fraction, the answer is 12/35

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