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Subtract 2/21 from 63/10

1st number: 6 3/10, 2nd number: 2/21

63/10 - 2/21 is 1303/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    63/10 = 63 × 21/10 × 21 = 1323/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    2/21 = 2 × 10/21 × 10 = 20/210
  4. Subtract the two like fractions:
    1323/210 - 20/210 = 1323 - 20/210 = 1303/210
  5. In mixed form: 643/210

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