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Add 72/15 and 30/16

1st number: 4 12/15, 2nd number: 1 14/16

72/15 + 30/16 is 267/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 15 × 16 = 240,
    72/15 = 72 × 16/15 × 16 = 1152/240
  3. Likewise, for the 2nd fraction, since 16 × 15 = 240,
    30/16 = 30 × 15/16 × 15 = 450/240
  4. Add the two like fractions:
    1152/240 + 450/240 = 1152 + 450/240 = 1602/240
  5. 1602/240 simplified gives 267/40
  6. So, 72/15 + 30/16 = 267/40
    In mixed form: 627/40

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