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Add 84/4 and 18/25

1st number: 21 0/4, 2nd number: 18/25

84/4 + 18/25 is 543/25.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 25 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 4 × 25 = 100,
    84/4 = 84 × 25/4 × 25 = 2100/100
  3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
    18/25 = 18 × 4/25 × 4 = 72/100
  4. Add the two like fractions:
    2100/100 + 72/100 = 2100 + 72/100 = 2172/100
  5. 2172/100 simplified gives 543/25
  6. So, 84/4 + 18/25 = 543/25
    In mixed form: 2118/25

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