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Add 42/15 and 16/72

1st number: 2 12/15, 2nd number: 16/72

42/15 + 16/72 is 136/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 15 × 24 = 360,
    42/15 = 42 × 24/15 × 24 = 1008/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    16/72 = 16 × 5/72 × 5 = 80/360
  4. Add the two like fractions:
    1008/360 + 80/360 = 1008 + 80/360 = 1088/360
  5. 1088/360 simplified gives 136/45
  6. So, 42/15 + 16/72 = 136/45
    In mixed form: 31/45

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