What is 16.4 to 3 decimal places?

16.4 to 3 decimal places is: 16.400

Explanation

When we express a number to a specific number of decimal places, we're showing the number with exactly that many digits after the decimal point. This is different from rounding.

In this case, we're expressing 16.4 to 3 decimal places.

The process involves:

  1. Keeping all digits up to the specified decimal place
  2. Dropping any digits beyond that point
  3. Not rounding based on the dropped digits

In this case:

Examples of Expressing Numbers to Different Decimal Places

Original Number Decimal Places Expressed Result Note
16.4 3 16.400 Original input
16.4 4 16.4000 One more decimal place
16.40321 3 16.403 Slightly modified number
16.4 2 16.40 One less decimal place

If We Round 7.24 rounded to 1 decimal place :

16.4 rounded to 3 decimal places is: 16.400

Explanation

When we round a number to a specific decimal place, we're adjusting it to the nearest value with the desired precision. In this case, we're rounding 16.4 to 3 decimal places.

The process involves looking at the digit immediately to the right of the desired decimal place. If this digit is 5 or greater, we round up. Otherwise, we round down.

Expressing to Decimal Places vs. Rounding

It's important to understand the difference between expressing a number to a certain number of decimal places and rounding to that number of decimal places:

For example:

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