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Add 84/80 and 10/72

1st number: 1 4/80, 2nd number: 10/72

84/80 + 10/72 is 107/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 72 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 72 × 10 = 720,
    10/72 = 10 × 10/72 × 10 = 100/720
  4. Add the two like fractions:
    756/720 + 100/720 = 756 + 100/720 = 856/720
  5. 856/720 simplified gives 107/90
  6. So, 84/80 + 10/72 = 107/90
    In mixed form: 117/90

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