Question

Which two letters help you tell the place names on the right of the decimal
points from the place names on the other side?
A. th
B. nd
C. rd
D. ns

Answer 1

A. th

Explanation: each decimal point has a “th” sound to it like thumb.

Example:
.1 = tenTH
.01 = hundredTH
.001 = thousandTH

Answer 2

I think the answer would be A