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Add 5/30 and 3/42

5/30 + 3/42 is 5/21.

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,
    5/30 = 5 × 7/30 × 7 = 35/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    3/42 = 3 × 5/42 × 5 = 15/210
  4. Add the two like fractions:
    35/210 + 15/210 = 35 + 15/210 = 50/210
  5. 50/210 simplified gives 5/21
  6. So, 5/30 + 3/42 = 5/21

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