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Add 7/42 and 35/70

7/42 + 35/70 is 2/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    7/42 = 7 × 5/42 × 5 = 35/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    35/70 = 35 × 3/70 × 3 = 105/210
  4. Add the two like fractions:
    35/210 + 105/210 = 35 + 105/210 = 140/210
  5. 140/210 simplified gives 2/3
  6. So, 7/42 + 35/70 = 2/3

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