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Add 48/4 and 42/15

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

48/4 + 42/15 is 74/5.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    48/4 = 48 × 15/4 × 15 = 720/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    42/15 = 42 × 4/15 × 4 = 168/60
  4. Add the two like fractions:
    720/60 + 168/60 = 720 + 168/60 = 888/60
  5. 888/60 simplified gives 74/5
  6. So, 48/4 + 42/15 = 74/5
    In mixed form: 144/5

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