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Add 84/80 and 4/90

1st number: 1 4/80, 2nd number: 4/90

84/80 + 4/90 is 197/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    84/80 = 84 × 9/80 × 9 = 756/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    4/90 = 4 × 8/90 × 8 = 32/720
  4. Add the two like fractions:
    756/720 + 32/720 = 756 + 32/720 = 788/720
  5. 788/720 simplified gives 197/180
  6. So, 84/80 + 4/90 = 197/180
    In mixed form: 117/180

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