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Add 18/25 and 15/84

18/25 + 15/84 is 629/700.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 84 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 25 × 84 = 2100,
    18/25 = 18 × 84/25 × 84 = 1512/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    15/84 = 15 × 25/84 × 25 = 375/2100
  4. Add the two like fractions:
    1512/2100 + 375/2100 = 1512 + 375/2100 = 1887/2100
  5. 1887/2100 simplified gives 629/700
  6. So, 18/25 + 15/84 = 629/700

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