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Add 12/70 and 90/27

1st number: 12/70, 2nd number: 3 9/27

12/70 + 90/27 is 368/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 27 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 70 × 27 = 1890,
    12/70 = 12 × 27/70 × 27 = 324/1890
  3. Likewise, for the 2nd fraction, since 27 × 70 = 1890,
    90/27 = 90 × 70/27 × 70 = 6300/1890
  4. Add the two like fractions:
    324/1890 + 6300/1890 = 324 + 6300/1890 = 6624/1890
  5. 6624/1890 simplified gives 368/105
  6. So, 12/70 + 90/27 = 368/105
    In mixed form: 353/105

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