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Add 7/9 and 18/70

7/9 + 18/70 is 326/315.

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,
    7/9 = 7 × 70/9 × 70 = 490/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    18/70 = 18 × 9/70 × 9 = 162/630
  4. Add the two like fractions:
    490/630 + 162/630 = 490 + 162/630 = 652/630
  5. 652/630 simplified gives 326/315
  6. So, 7/9 + 18/70 = 326/315
    In mixed form: 111/315

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