What is 8.004 in expanded form?

In expanded form, the number 8.004 can be written as 8 + 0.0 + 0.004. This breaks down the number into its individual place values: 8 for the whole number part, 0.0 for the tenths place value, and 0.004 for the thousandths place value. This representation helps to clearly show the value of each digit in the number.