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Subtract 7/6 from 21/10

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

21/10 - 7/6 is 14/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 6 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 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,
    7/6 = 7 × 5/6 × 5 = 35/30
  4. Subtract the two like fractions:
    63/30 - 35/30 = 63 - 35/30 = 28/30
  5. After reducing the fraction, the answer is 14/15

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