In the number 305, the zero serves as a placeholder to separate the hundreds place (3) from the tens place (0). It indicates that there are no tens in the number.

In the number 200, the zero acts as a placeholder to indicate the absence of tens. It separates the hundreds place (2) from the units place (0).

In the number 5002, the zero occupies the hundreds place. It indicates that there are no hundreds in the number, and it separates the thousands place (5) from the tens place (0).

In the number 7080, the digit 8 is in the hundreds place. Since there is a zero in the tens place, the value of the digit 8 is 800.

The number 10023 has the greatest value because it has the largest number of digits, and the zero in the hundreds place increases the value of the digit 1 to 1000.

In the number 4050, the digit 4 is in the thousands place, while the digit 0 is in the hundreds place. The difference between their place values is 1000.

The number 100 has the smallest value because it has the fewest digits, and the zero in the tens place decreases the value of the digit 1 to 100.

The expanded form of 3005 is 3 x 1000 + 0 x 100 + 0 x 10 + 5 x 1, where each digit is multiplied by its respective place value.

In the number 8000, the digit 0 in the hundreds and tens place indicates the absence of hundreds and tens, respectively. Therefore, its value is 0.

In the number 102, the zero occupies the tens place, indicating the absence of tens. It separates the hundreds place (1) from the units place (2).

In the number 6007, the zero is in the tens place. It indicates that there are no tens in the number, and it separates the hundreds place (6) from the units place (7).

In the number 9090, the digit 9 in the tens place has a value of 90. It is multiplied by its place value, which is 10, to determine its contribution to the overall value of the number.

The number 20034 has the greatest value because it has the largest number of digits, and the zero in the thousands place increases the value of the digit 2 to 20000.

In the number 5060, the digit 5 is in the thousands place, while the digit 0 is in the hundreds place. The difference between their place values is 1000.

The number 100 has the smallest value because it has the fewest digits, and the zero in the tens place decreases the value of the digit 1 to 100.