Respuesta :

Answer:

2 4/7

Step-by-step explanation:

  1. convert 1 2/7 into 9/7
  2. then use KCF to change it to 9/7 x 2/1
  3. multiply 9 * 2 which is 18
  4. multiply 7 * 1 which is 7
  5. then change it back to a mixed fraction
  6. to get 2 4/7