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Add 1/70 and 42/54

1/70 + 42/54 is 499/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 54 is 1890
  2. For the 1st fraction, since 70 × 27 = 1890,
    1/70 = 1 × 27/70 × 27 = 27/1890
  3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
    42/54 = 42 × 35/54 × 35 = 1470/1890
  4. Add the two fractions:
    27/1890 + 1470/1890 = 27 + 1470/1890 = 1497/1890
  5. 1497/1890 simplified gives 499/630
  6. So, 1/70 + 42/54 = 499/630

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