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Add 72/16 and 18/5

1st number: 4 8/16, 2nd number: 3 3/5

72/16 + 18/5 is 81/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 5 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    72/16 = 72 × 5/16 × 5 = 360/80
  3. Likewise, for the 2nd fraction, since 5 × 16 = 80,
    18/5 = 18 × 16/5 × 16 = 288/80
  4. Add the two like fractions:
    360/80 + 288/80 = 360 + 288/80 = 648/80
  5. 648/80 simplified gives 81/10
  6. So, 72/16 + 18/5 = 81/10
    In mixed form: 81/10

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