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Add 12/35 and 8/42

12/35 + 8/42 is 8/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    12/35 = 12 × 6/35 × 6 = 72/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    8/42 = 8 × 5/42 × 5 = 40/210
  4. Add the two like fractions:
    72/210 + 40/210 = 72 + 40/210 = 112/210
  5. 112/210 simplified gives 8/15
  6. So, 12/35 + 8/42 = 8/15

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