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Add 14/80 and 10/42

14/80 + 10/42 is 347/840.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 42 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 80 × 21 = 1680,
    14/80 = 14 × 21/80 × 21 = 294/1680
  3. Likewise, for the 2nd fraction, since 42 × 40 = 1680,
    10/42 = 10 × 40/42 × 40 = 400/1680
  4. Add the two like fractions:
    294/1680 + 400/1680 = 294 + 400/1680 = 694/1680
  5. 694/1680 simplified gives 347/840
  6. So, 14/80 + 10/42 = 347/840

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