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# What is 729 out of 900 as a percentage?

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### 'P' out of 'W' as a percentage

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## 729 is what percent of 900?

In the following example consider that:

• The percentage figure is represented by X%
• The whole amount is represented by W
• The portion amount or part is represented by P

The following question is of the type "P is what percent of W,” where W is the whole amount and P is the portion amount". That is, this problem is of the type "calculating the percentage from a whole knowing the part".

#### Solution Steps

Here is the solution work:

Step 1: first determine the value of the whole amount. We assume that it is 900.

(notice that this corresponds to 100%).

Step 2: Remember that we are looking for the percentage 'percentage'.

To solve this question, use the following formula:

X% = 100 × PW

This formula says that:

"To find the percentage from the whole, knowing the part, divide the part by the whole then multiply the result by 100".

Step 3: replacing the values into the formula, we get:

X% = 100 × 729900

X% = 72900900

So, the answer is 729 is 81.00 percent of 900

## What is 729 out of 900 as a decimal?

To solve this question, use the following formula:

X = PW

"To find 'P' out of 'W', just divide the part by the whole.". So,

X = 729900

X = 729900 = 0.8100

Thus, the answer is 729 is 0.8100 out of 900 as a decimal.