The 8 is in the ones place.
The 1 is in the tenths place.
The 3 is in the hundredths place.
The 9 is in the thousandths place.
hope it helps!
Answer:
so maybe try photo math.
A is 33.5430
B is 307,000
C is 285.39
D is 6,810
Not sure what the 33. is but that should be the right answer