6.8.1 Integer

• ​Greater than zero.

• ​(Negative means less than zero. Zero is neither negative nor positive.)

• ​Example: 5 is positive five.

• ​May also be written with a "+" in front, like +5

• ​positive numbers are the right of zero

• ​Less than zero.

• ​(Positive means more than zero. Zero is neither negative nor positive.)

• ​A negative number is written with a minus sign in front

• ​Example: −5 is negative five.

• ​Negative numbers are to the left of zero

• The whole number between −1 and 1, with the symbol 0

• Shows that there is no amount.

• Example: 6 − 6 = 0 (the difference between six and six is zero)

• Zero is not positive and is also not negative.

• ​Numbers that are in opposite positions on the number line.

• ​Such as −6 and +6

• ​Or −150 and +150

• ​When we add opposite numbers we get 0

• ​Example: adding +6 and −6 gives 0

​Write a positive or negative integer that represents each situation:

Write an intger that fits the situation​

• ​Pretend you are delivering flowers to an office building.

• ​You enter at the ground floor and go down two floors to make your first delivery.

• ​Then you go up seven floors to make the second delivery

Solve Each exercise​ on your own