improper fractions like 4 2/3

There is no question here.

4 2/3 is not an improper fraction. It's called a mixed number.

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find the perimeter of a triangle with sides 12 inches, 9 inches, and 15 inches

An improper fraction is a fraction where the numerator (the number on top) is greater than or equal to the denominator (the number on the bottom). In the case of 4 2/3, it can be converted into an improper fraction.

To convert a mixed number (such as 4 2/3) into an improper fraction, you can follow these steps:

Step 1: Multiply the whole number (4) by the denominator (3).
4 * 3 = 12

Step 2: Add the result from step 1 to the numerator (2).
12 + 2 = 14

Step 3: Place the sum from step 2 over the original denominator.
So, the improper fraction 4 2/3 can be written as 14/3.

Therefore, the improper fraction equivalent of 4 2/3 is 14/3.