Rational Numbers and Integers Introduction

Rational Numbers and Integers Introduction

• ​I can identify the absolute values of a rational number.

• ​I can describe situations in which opposite quantities combine to make zero.

• ​I can represent addition and subtraction on a number line.

​Types of numbers

• ​Positive Numbers - numbers greater than zero

• ​Negative Numbers - numbers less than zero​

• ​Rational Numbers - any number that can be written as a fraction

• ​Integers - all whole numbers and their negative counterparts

Multiple Choice

What term best fits the description below?

Any number that can be written as a fraction

• Rational Numbers

• Positive Number

• Negative Number

• Integer

Multiple Choice

What term best fits the description below?

All whole numbers and their negative counterparts

• Rational Numbers

• Positive Number

• Negative Number

• Integer

Multiple Choice

The absolute value of a number is always positive.

• True

• False

Multiple Choice

​I can identify the absolute values of a rational number.

$$\left|-9\right|=$$  

• -9

• 9

• 11

• -19

Multiple Choice

​I can identify the absolute values of a rational number.

$$\left|9\right|=$$  

• 9

• -9

• 11

• -19

Multiple Choice

​I can describe situations in which opposite quantities combine to make zero.

The opposite of -12 is...

• -12

• 1

• 12

• 24

Multiple Choice

​I can describe situations in which opposite quantities combine to make zero.

Fill in the blank.

$$7+\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ \ }\ =0$$  

• 7

• 17

• -7

• 14

Multiple Choice

​I can represent addition and subtraction on a number line.

What expression is represented by the number line?

• -4+2=-2

• -2-2=-4

• 2+4=6

• 2+2=4

Multiple Choice

​I can represent addition and subtraction on a number line.

What expression is represented by the number line?

• -6+10=4

• 10-6=4

• 4+6=10

• 6+4=10