If we are adding two numbers, one of which has an exponent valueOf 7 and the other an exponent value of 9, we need to shift the decimalPoint of the smaller number _______.
A、 one place to the left
B、 one place to the right
C、 two places to the left
D、 two places to the right
发布时间：2026-02-03 04:57:33
