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Add 72/42 and 28/30

1st number: 1 30/42, 2nd number: 28/30

72/42 + 28/30 is 278/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    72/42 = 72 × 5/42 × 5 = 360/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    28/30 = 28 × 7/30 × 7 = 196/210
  4. Add the two like fractions:
    360/210 + 196/210 = 360 + 196/210 = 556/210
  5. 556/210 simplified gives 278/105
  6. So, 72/42 + 28/30 = 278/105
    In mixed form: 268/105

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