Question

Which reason best describes why you can divide any number by 100 by moving the decimal point two places to the left?

Dividing a number by 100 is the same as subtracting the number 100 times.


Dividing by 100 is the same as removing a zero.


Moving the decimal point makes the number smaller.


Moving the decimal point two places to the left makes the number 1/100 of its original value.

Answer 1

Dividing a number by 100 is the same as moving the decimal point two places to the left because dividing by 100 is equivalent to dividing by 10 twice.

Step-by-step explanation:

Dividing a number by 100 is the same as moving the decimal point two places to the left because dividing by 100 is equivalent to dividing by 10 twice. When we divide a number by 10, we move the decimal point one place to the left. So, when we divide by 100, we move the decimal point two places to the left, making the number 1/100 of its original value.

Answer 2

by discard: the last option is not valid for any number. The first option is false. The second option is false.
The correct answer is Moving the decimal point makes the number smaller.