INTEGERS. A Different Perspective. Integer : What is it?. An integer is a whole number that can be either greater than 0, called positive, or less than 0, called negative. Zero is neither positive nor negative. .
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A Different Perspective
It is important to understand the number line because it shows you that every number has an opposite.
2 is less than 5 because … 2 lies to the left of 5
-1 is greater than -3 because … -1 lies to the right of -3
-4 is less than 1 because … -4 lies to the left of 1
6 is greater than -2 because … 6 lies to the right of -2
Write an integer to represent each situation:
Name the opposite of each integer.
Name 4 real life situations in which integers can be used?
Integersare the set of whole numbers and their opposites.
Whole numbers greater than zero are called positive integers.
Whole numbers less than zero are called negative integers.
The integer zero is neither positive nor negative, and has no sign.
Two integers are opposites if they are each the same distance away from zero, but on opposite sides of the number line.
Positive integers can be written with or without a sign.