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Add 21/10 and 2/42

1st number: 2 1/10, 2nd number: 2/42

21/10 + 2/42 is 451/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    21/10 = 21 × 21/10 × 21 = 441/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    2/42 = 2 × 5/42 × 5 = 10/210
  4. Add the two like fractions:
    441/210 + 10/210 = 441 + 10/210 = 451/210
  5. So, 21/10 + 2/42 = 451/210
    In mixed form: 231/210

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