Question

How much larger is 8 in 8237 and 8 in 823.7

Answer 1

Since the 8 in the first number is in the thousands place, its value it 8*1000=8000.
Since the 8 in the second number is in the hundreds place, its value is 8*100=800.

8000 is ten times 800.
Final answer: 10x as large

Answer 2

From right to left the place ment system is ones tens hundreds thousands.