How is 0.465 expressed as a percentage?

To express a decimal as a percentage, you multiply the decimal by 100 and then add the percentage sign.

In this case, taking the decimal 0.465 and multiplying it by 100 gives you 46.5. Adding the percentage sign results in 46.5%. This process effectively shifts the decimal point two places to the right, a standard method for converting between decimal and percentage forms.

The other options represent different interpretations of the decimal 0.465. For example, 4.65% would be the result of mistakenly treating the decimal as 0.0465, and 0.465% would involve treating it as 0.00465. Lastly, 465% would be the result of misunderstanding that 0.465 should actually be treated as a whole number. Therefore, 46.5% is indeed the correct expression of 0.465 as a percentage.