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Add 1/2 and 90/84

1st number: 1/2, 2nd number: 1 6/84

1/2 + 90/84 is 11/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 84 is 84
  2. For the 1st fraction, since 2 × 42 = 84,
    1/2 = 1 × 42/2 × 42 = 42/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    90/84 = 90 × 1/84 × 1 = 90/84
  4. Add the two fractions:
    42/84 + 90/84 = 42 + 90/84 = 132/84
  5. 132/84 simplified gives 11/7
  6. So, 1/2 + 90/84 = 11/7
    In mixed form: 14/7

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