You should try reading notes you took during your class period.
Answer:
The reason why 0 is not a natural number is because does not have a value which is positive or negative. Therefore, since all real numbers are positive integers, we do not assume that zero is a natural number. Although zero is called a number in its entirety.
Step-by-step explanation:
The first one is -30 seconds
the second one is 20 meters
the third one is 0
ITS THE LAST ONE TRUST ME I JUST FINISHED WITH THAT ONE
