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Add 30/70 and 7/54

30/70 + 7/54 is 211/378.

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,
    30/70 = 30 × 27/70 × 27 = 810/1890
  3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
    7/54 = 7 × 35/54 × 35 = 245/1890
  4. Add the two like fractions:
    810/1890 + 245/1890 = 810 + 245/1890 = 1055/1890
  5. 1055/1890 simplified gives 211/378
  6. So, 30/70 + 7/54 = 211/378

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