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Add 81/18 and 10/42

1st number: 4 9/18, 2nd number: 10/42

81/18 + 10/42 is 199/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 42 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    81/18 = 81 × 7/18 × 7 = 567/126
  3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
    10/42 = 10 × 3/42 × 3 = 30/126
  4. Add the two fractions:
    567/126 + 30/126 = 567 + 30/126 = 597/126
  5. After reducing the fraction, the answer is 199/42
  6. In mixed form: 431/42

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