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Add 12/80 and 14/70

12/80 + 14/70 is 7/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 70 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    12/80 = 12 × 7/80 × 7 = 84/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    14/70 = 14 × 8/70 × 8 = 112/560
  4. Add the two like fractions:
    84/560 + 112/560 = 84 + 112/560 = 196/560
  5. 196/560 simplified gives 7/20
  6. So, 12/80 + 14/70 = 7/20

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