The standard decimal representation of "nine and eight hundred fifty-" is 950, without the inclusion of a decimal point, as the description does not involve any fractional component.
To represent the number "nine and eight hundred fifty-" in standard decimal form, we need to order the digits and place the decimal point correctly. Given the verbal description, the number can be expressed as 950.
In standard decimal notation, the rightmost digit represents the ones place, and subsequent digits move to the left, each place value increasing by a power of 10. In this case, "nine" is represented by the digit 9 in the hundreds place, and "eight hundred fifty-" is represented by the digits 5 and 0 in the tens and ones places, respectively.
Therefore, ordering the digits and placing the decimal point accordingly, the number "nine and eight hundred fifty-" is expressed as 950. The decimal point is not applicable in this context, as the verbal description does not specify any fractional part.