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Add 9/42 and 21/9

1st number: 9/42, 2nd number: 2 3/9

9/42 + 21/9 is 107/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 9 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    9/42 = 9 × 3/42 × 3 = 27/126
  3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
    21/9 = 21 × 14/9 × 14 = 294/126
  4. Add the two like fractions:
    27/126 + 294/126 = 27 + 294/126 = 321/126
  5. 321/126 simplified gives 107/42
  6. So, 9/42 + 21/9 = 107/42
    In mixed form: 223/42

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