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Add 10/72 and 4/9

10/72 + 4/9 is 7/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 72 × 1 = 72,
    10/72 = 10 × 1/72 × 1 = 10/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    4/9 = 4 × 8/9 × 8 = 32/72
  4. Add the two like fractions:
    10/72 + 32/72 = 10 + 32/72 = 42/72
  5. 42/72 simplified gives 7/12
  6. So, 10/72 + 4/9 = 7/12

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