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Add 72/15 and 20/4

1st number: 4 12/15, 2nd number: 5 0/4

72/15 + 20/4 is 49/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 4 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    72/15 = 72 × 4/15 × 4 = 288/60
  3. Likewise, for the 2nd fraction, since 4 × 15 = 60,
    20/4 = 20 × 15/4 × 15 = 300/60
  4. Add the two like fractions:
    288/60 + 300/60 = 288 + 300/60 = 588/60
  5. 588/60 simplified gives 49/5
  6. So, 72/15 + 20/4 = 49/5
    In mixed form: 94/5

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