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Add 90/70 and 9/54

1st number: 1 20/70, 2nd number: 9/54

90/70 + 9/54 is 61/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 54 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 70 × 27 = 1890,
    90/70 = 90 × 27/70 × 27 = 2430/1890
  3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
    9/54 = 9 × 35/54 × 35 = 315/1890
  4. Add the two like fractions:
    2430/1890 + 315/1890 = 2430 + 315/1890 = 2745/1890
  5. 2745/1890 simplified gives 61/42
  6. So, 90/70 + 9/54 = 61/42
    In mixed form: 119/42

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