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Add 28/30 and 1/42

28/30 + 1/42 is 67/70.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    28/30 = 28 × 7/30 × 7 = 196/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    1/42 = 1 × 5/42 × 5 = 5/210
  4. Add the two like fractions:
    196/210 + 5/210 = 196 + 5/210 = 201/210
  5. 201/210 simplified gives 67/70
  6. So, 28/30 + 1/42 = 67/70

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