Step 1: Identify the given digits.
The digits are 2, 3, 8, 5, 4, 7, 1, 9.
Step 2: Arrange the digits in descending order to form the biggest number.
To form the largest possible number, place the largest digits in the higher place value positions (from left to right).
The digits in descending order are: 9, 8, 7, 5, 4, 3, 2, 1.
Step 3: Combine the ordered digits to form the 8-digit number.
The biggest number formed is 98,754,321.
The biggest number of 8 digits formed by the given digits is:
98,754,321
3 done, 2 left today. You're making progress.