Rational Numbers

Rational Numbers

Review what you have learned in Module 2

Positive & Negative Numbers

Rational numbers that are on a number line.

Multiple Select

Select all the true statements about the Additive Inverse.

• 6 is the additive inverse of 6

• -4 is the additive inverse of 4

• 781 is the additive inverse of -781

• -21 is the additive inverse of 22

• 1 is the additive inverse of 0

Multiple Select

Select all the true statements about the Additive Identity.

• $12+1=13$

• $21+0=21$

• $\left(-7\right)+0=\left(-7\right)$

• $15+15=30$

• $\left(-12\right)+12=0$

Multiple Choice

What is Absolute Value?

• The distance from 0 to a number gives the absolute value of a number.

• Variable or a constant is any number.

• Distance from 0 and it will always be negative.

Fill in the Blank

Add rational numbers with the same sign by adding the ______ ______ and using the common sign.

Fill in the Blank

Add rational numbers with opposite signs by subtracting the _______ absolute value from the larger absolute value and using the sign of the number with the larger absolute value.

Multiple Select

What is a rational number?

• Decimals that end

• Decimals that go on forever

• Fractions

• Negative Numbers

• Irrational Numbers

Fill in the Blank

The rule of subtraction is Subtracting a number is the same as adding its _______.

Open Ended

How do you find the distance between 2 numbers on a Number Line?

Multiple Select

What is the Communicative Property?

• Moving numbers

• Moving Parenthesis

• $a\times b=b\times a$

• $\left(a+b\right)+c=a+\left(b+c\right)$

• Works for Multiplication & Addition

Multiple Select

What is the Associative Property?

• Moving numbers

• Moving Parenthesis

• $a\times b=b\times a$

• $\left(a+b\right)+c=a+\left(b+c\right)$

• Works for Multiplication & Addition

Multiple Choice

 $\left(+\right)\times\left(+\right)\ =?$  

• POSITIVE 

• NEGATIVE

Multiple Choice

 $\left(-\right)\times\left(+\right)\ =?$  

• POSITIVE 

• NEGATIVE

Multiple Choice

 $\left(-\right)\times\left(-\right)\ =?$  

• POSITIVE 

• NEGATIVE

Multiple Choice

 $\left(+\right)\times\left(-\right)\ =?$  

• POSITIVE 

• NEGATIVE

Poll

So far do you understand majority of the questions in this slideshow?

• YES

• NO

• KINDA

The END

Now you have to complete a quiz against your classmates!