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Add 54/70 and 4/12

54/70 + 4/12 is 116/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    54/70 = 54 × 6/70 × 6 = 324/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    4/12 = 4 × 35/12 × 35 = 140/420
  4. Add the two like fractions:
    324/420 + 140/420 = 324 + 140/420 = 464/420
  5. 464/420 simplified gives 116/105
  6. So, 54/70 + 4/12 = 116/105
    In mixed form: 111/105

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