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Add 18/72 and 70/9

1st number: 18/72, 2nd number: 7 7/9

18/72 + 70/9 is 289/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 9 is 72
  2. For the 1st fraction, since 72 × 1 = 72,
    18/72 = 18 × 1/72 × 1 = 18/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    70/9 = 70 × 8/9 × 8 = 560/72
  4. Add the two fractions:
    18/72 + 560/72 = 18 + 560/72 = 578/72
  5. 578/72 simplified gives 289/36
  6. So, 18/72 + 70/9 = 289/36
    In mixed form: 81/36

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