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Add 72/10 and 28/16

1st number: 7 2/10, 2nd number: 1 12/16

72/10 + 28/16 is 179/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 10 × 8 = 80,
    72/10 = 72 × 8/10 × 8 = 576/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    28/16 = 28 × 5/16 × 5 = 140/80
  4. Add the two like fractions:
    576/80 + 140/80 = 576 + 140/80 = 716/80
  5. 716/80 simplified gives 179/20
  6. So, 72/10 + 28/16 = 179/20
    In mixed form: 819/20

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