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Add 16/9 and 18/70

1st number: 1 7/9, 2nd number: 18/70

16/9 + 18/70 is 641/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630
  2. For the 1st fraction, since 9 × 70 = 630,
    16/9 = 16 × 70/9 × 70 = 1120/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    18/70 = 18 × 9/70 × 9 = 162/630
  4. Add the two fractions:
    1120/630 + 162/630 = 1120 + 162/630 = 1282/630
  5. After reducing the fraction, the answer is 641/315
  6. In mixed form: 211/315

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