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Add 72/8 and 70/9

1st number: 9 0/8, 2nd number: 7 7/9

72/8 + 70/9 is 151/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    72/8 = 72 × 9/8 × 9 = 648/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    70/9 = 70 × 8/9 × 8 = 560/72
  4. Add the two like fractions:
    648/72 + 560/72 = 648 + 560/72 = 1208/72
  5. 1208/72 simplified gives 151/9
  6. So, 72/8 + 70/9 = 151/9
    In mixed form: 167/9

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