What do you get when you combine opposite quantities? 10 + (-10) = ? For example:
Feb 06, 2016
What do you get when you combine opposite quantities?
10 + (-10) = ?
For example:
In this lesson, you will learn the additive inverse by combining
opposite quantities.
Let’s ReviewLet’s Review
Absolute Value is a number’s distance from zero.
| -3 | = 3
-3
Let’s ReviewLet’s Review
Opposite Numbers have the same absolute value.
| 3 | = 3 | -3 | = 3
-3 +3
Let’s ReviewCore Lesson
I earn = +$10
I spend = -$10
Let’s ReviewCore Lesson
Earned $10
Spent -$10
$0 $10
$0
10 (-10) = 0 +
Let’s ReviewCore Lesson
5
If I walk forward 5 steps, but then walk backwards 5 steps, where am I?
(-5) = 0 +
Let’s ReviewCore Lesson
10 + (-10) =
-15 + 15 =
Two numbers that can be added together to get zero are called an
Additive Inverse.
0
0
In this lesson, you have learned about the additive
inverse by combining opposite quantities.
Let’s ReviewGuided Practice
What number can be inserted to show the additive inverse?
9 + = 0 (-9)
Let’s ReviewExtension Activities
Complete the adding tree:
33
+
+
+
+
-33
-1717
Let’s ReviewQuick Quiz
Two numbers that can be added together to get zero are called an
What number needs to be inserted to make the statement true?
-3 + 5 + 3 + = 0