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Add 72/16 and 12/15

1st number: 4 8/16, 2nd number: 12/15

72/16 + 12/15 is 53/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 15 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 16 × 15 = 240,
    72/16 = 72 × 15/16 × 15 = 1080/240
  3. Likewise, for the 2nd fraction, since 15 × 16 = 240,
    12/15 = 12 × 16/15 × 16 = 192/240
  4. Add the two like fractions:
    1080/240 + 192/240 = 1080 + 192/240 = 1272/240
  5. 1272/240 simplified gives 53/10
  6. So, 72/16 + 12/15 = 53/10
    In mixed form: 53/10

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