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Add 72/15 and 8/90

1st number: 4 12/15, 2nd number: 8/90

72/15 + 8/90 is 44/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 15 × 6 = 90,
    72/15 = 72 × 6/15 × 6 = 432/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    8/90 = 8 × 1/90 × 1 = 8/90
  4. Add the two like fractions:
    432/90 + 8/90 = 432 + 8/90 = 440/90
  5. 440/90 simplified gives 44/9
  6. So, 72/15 + 8/90 = 44/9
    In mixed form: 48/9

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