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Add 7/18 and 84/20

1st number: 7/18, 2nd number: 4 4/20

7/18 + 84/20 is 413/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 18 × 10 = 180,
    7/18 = 7 × 10/18 × 10 = 70/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    84/20 = 84 × 9/20 × 9 = 756/180
  4. Add the two like fractions:
    70/180 + 756/180 = 70 + 756/180 = 826/180
  5. 826/180 simplified gives 413/90
  6. So, 7/18 + 84/20 = 413/90
    In mixed form: 453/90

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