I think you are thinking of the phrase  the other way around , which does essentially mean the opposite, but in a specific way. The specific nature of the other way around is that it means that doing what you say in the opposite direction is correct, not necessarily the exact opposite.
Once kittens reach 4 weeks of age, their mother usually begins to wean them off milk and onto solid foods. Because the weaning process can take up to six weeks, purchase a small amount of kitten milk replacement formula and mix it into your kitten's food during his first two weeks with you.
Feed newborn kittens every two hours around the clock. By 2 weeks of age, you can start feeding every four to six hours. At 3 weeks it is safe to feed every six to eight hours. Wean kittens between the ages of 8 and 10 weeks of age.The formula packaging has quantity instructions. In general, kittens should consume 8cc for every ounce of body weight.y 2 weeks of age, you can start feeding every four to six hours. At 3 weeks it is safe to feed every six to eight hours. Wean kittens between the ages of 8 and 10 weeks of age.