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Add 72/16 and 84/45

1st number: 4 8/16, 2nd number: 1 39/45

72/16 + 84/45 is 191/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 45 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    72/16 = 72 × 45/16 × 45 = 3240/720
  3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
    84/45 = 84 × 16/45 × 16 = 1344/720
  4. Add the two like fractions:
    3240/720 + 1344/720 = 3240 + 1344/720 = 4584/720
  5. 4584/720 simplified gives 191/30
  6. So, 72/16 + 84/45 = 191/30
    In mixed form: 611/30

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