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Add 12/64 and 49/70

12/64 + 49/70 is 71/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 70 is 2240

    Next, find the equivalent fraction of both fractional numbers with denominator 2240
  2. For the 1st fraction, since 64 × 35 = 2240,
    12/64 = 12 × 35/64 × 35 = 420/2240
  3. Likewise, for the 2nd fraction, since 70 × 32 = 2240,
    49/70 = 49 × 32/70 × 32 = 1568/2240
  4. Add the two like fractions:
    420/2240 + 1568/2240 = 420 + 1568/2240 = 1988/2240
  5. 1988/2240 simplified gives 71/80
  6. So, 12/64 + 49/70 = 71/80

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