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Add 84/42 and 18/60

1st number: 2 0/42, 2nd number: 18/60

84/42 + 18/60 is 23/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 60 is 420
  2. For the 1st fraction, since 42 × 10 = 420,
    84/42 = 84 × 10/42 × 10 = 840/420
  3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
    18/60 = 18 × 7/60 × 7 = 126/420
  4. Add the two fractions:
    840/420 + 126/420 = 840 + 126/420 = 966/420
  5. After reducing the fraction, the answer is 23/10
  6. In mixed form: 23/10

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