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Add 6/9 and 25/70

6/9 + 25/70 is 43/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 9 × 70 = 630,
    6/9 = 6 × 70/9 × 70 = 420/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    25/70 = 25 × 9/70 × 9 = 225/630
  4. Add the two like fractions:
    420/630 + 225/630 = 420 + 225/630 = 645/630
  5. 645/630 simplified gives 43/42
  6. So, 6/9 + 25/70 = 43/42
    In mixed form: 11/42

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