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Add 16/21 and 4/18

16/21 + 4/18 is 62/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 21 × 6 = 126,
    16/21 = 16 × 6/21 × 6 = 96/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    4/18 = 4 × 7/18 × 7 = 28/126
  4. Add the two like fractions:
    96/126 + 28/126 = 96 + 28/126 = 124/126
  5. 124/126 simplified gives 62/63
  6. So, 16/21 + 4/18 = 62/63

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