What Have We Been Learning So Far . . . . . .

Rational Number

100

What is a rational number?

a number that CAN be written as a RATIO of 2 integers

 repeating decimals

 terminating decimals

200

Is the number rational True or False?

.999999.........

TRUE

300

Natural numbers are always rational.

True or False

TRUE

Order of Operations

100

-13-5(20/5)-3

-36

200

What is order of operations?

rule that tells us the sequence in which we should solve an expression with multiple operations

PEMDAS or GEMS 

300

5(3²-4 •6)

-75

Square Root

100

Square root of 121 is ?

11

200

What is a square root?

a number that produces a specified quantity when multiplied by itself

300

No rational numbers are square roots.

FALSE

Irrational Number

100

All irrational numbers are square roots.

True or False.

FALSE

200

What is an irrational number?

a number that CANNOT be written as a RATIO of 2 integers

 Non-repeating & Non-terminating decimals

300

0.98534298765

Rational or Irrational?

Irrational

Find the value of each expression.

100

n=4

2n =

8

200

x=6

(x+4)²

100

300

t=5

t³

125