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Add 1/42 and 7/70

1/42 + 7/70 is 13/105.

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,
    1/42 = 1 × 5/42 × 5 = 5/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    7/70 = 7 × 3/70 × 3 = 21/210
  4. Add the two like fractions:
    5/210 + 21/210 = 5 + 21/210 = 26/210
  5. 26/210 simplified gives 13/105
  6. So, 1/42 + 7/70 = 13/105

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