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Add 4/5 and 8/18

4/5 + 8/18 is 56/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 5 × 18 = 90,
    4/5 = 4 × 18/5 × 18 = 72/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    8/18 = 8 × 5/18 × 5 = 40/90
  4. Add the two like fractions:
    72/90 + 40/90 = 72 + 40/90 = 112/90
  5. 112/90 simplified gives 56/45
  6. So, 4/5 + 8/18 = 56/45
    In mixed form: 111/45

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