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Add 18/4 and 75/72

1st number: 4 2/4, 2nd number: 1 3/72

18/4 + 75/72 is 133/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 72 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 4 × 18 = 72,
    18/4 = 18 × 18/4 × 18 = 324/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    75/72 = 75 × 1/72 × 1 = 75/72
  4. Add the two like fractions:
    324/72 + 75/72 = 324 + 75/72 = 399/72
  5. 399/72 simplified gives 133/24
  6. So, 18/4 + 75/72 = 133/24
    In mixed form: 513/24

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