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Add 70/98 and 15/27

70/98 + 15/27 is 80/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 27 is 2646

    Next, find the equivalent fraction of both fractional numbers with denominator 2646
  2. For the 1st fraction, since 98 × 27 = 2646,
    70/98 = 70 × 27/98 × 27 = 1890/2646
  3. Likewise, for the 2nd fraction, since 27 × 98 = 2646,
    15/27 = 15 × 98/27 × 98 = 1470/2646
  4. Add the two like fractions:
    1890/2646 + 1470/2646 = 1890 + 1470/2646 = 3360/2646
  5. 3360/2646 simplified gives 80/63
  6. So, 70/98 + 15/27 = 80/63
    In mixed form: 117/63

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