1. Stating the problem: We need to find the difference between the place value of 8 in 83520 and the face value of 6 in 83568. 2. Finding the place value of 8 in 83520: The digit 8 is in the ten thousands place, so its place value is $$8 \times 10000 = 80000$$. 3. Finding the face value of 6 in 83568: The face value is just the digit itself, so it is $$6$$. 4. Calculating the difference: $$80000 - 6 = 79994$$. 5. Final answer: The difference is $$79994$$.