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Subtract 5/6 from 21/10

1st number: 2 1/10, 2nd number: 5/6

21/10 - 5/6 is 19/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 6 is 30
  2. For the 1st fraction, since 10 × 3 = 30,
    21/10 = 21 × 3/10 × 3 = 63/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    5/6 = 5 × 5/6 × 5 = 25/30
  4. Subtract the two fractions:
    63/30 - 25/30 = 63 - 25/30 = 38/30
  5. After reducing the fraction, the answer is 19/15
  6. In mixed form: 14/15

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