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Vocabulary Words

100

What does PEMDAS stand for?

Please

Excuse

My 

Dear 

Aunt

Sally

200

What is a variable?

A variable is an unknown quantity that is represented by a letter.

300

What is a coefficient?

A coefficient is the number that is being multiplied by the variable.  It is usually "stuck" to the variable.

400

What is the Order of Operations used for?

The order of operations is a set of rules that you use when solving numerical expressions.

500

TRUE OR FALSE:

Terms are the different parts of an algebraic expression that are separated by addition or subtraction signs.

TRUE

PEMDAS (Order of Operations)

100

3 x 9 + 7

34

200

8² - 6 x 10

4

300

12 + (7 + 3²)

28

400

(8 x 9) - (48 / 6)

64

500

50 - 5 x (27 / 3)

5

Whats the Operation?

100

less than

subtraction

200

the sum of

addition

300

times

multiplication

400

shared equally

division

500

triple

multiplication

Writing Algebraic Expressions

100

7 less than the product of 12 and 18

(12 x 18) - 7

200

the quotient of 48 and 6 times the number t

(48 / 6) x t

300

5 multiplied by 8 minus 12 then added to the sum of 24 and 5

5 x 8 - 12 + (24 + 5)

400

9 more than the difference of n and 10

(n - 10) + 9

500

Triple the number m plus 75

3m + 75

Substitution

100

What is the 5m + 1 if m=2

11

200

What is q/3 + 4 if q= 9

7

300

What is m + 5q if m=1 and q=5

26

400

What is 36/2y if y =6

3

500

What is  (y+ 2z)/2 if y=8 and z=3

7