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Add 2/42 and 90/27

1st number: 2/42, 2nd number: 3 9/27

2/42 + 90/27 is 71/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 27 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    2/42 = 2 × 9/42 × 9 = 18/378
  3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
    90/27 = 90 × 14/27 × 14 = 1260/378
  4. Add the two fractions:
    18/378 + 1260/378 = 18 + 1260/378 = 1278/378
  5. After reducing the fraction, the answer is 71/21
  6. In mixed form: 38/21

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