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Subtract 2/10 from 84/4

1st number: 21 0/4, 2nd number: 2/10

84/4 - 2/10 is 104/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    84/4 = 84 × 5/4 × 5 = 420/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    2/10 = 2 × 2/10 × 2 = 4/20
  4. Subtract the two like fractions:
    420/20 - 4/20 = 420 - 4/20 = 416/20
  5. After reducing the fraction, the answer is 104/5
  6. In mixed form: 204/5

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