5th Grade Algebra Review!

Vocabulary

100

A letter used to represent a number is called a

variable

200

What is the key word we are looking for that means =?

Ex: four multiplied by h is 24

is

300

Write the expression for seven less than a number

n-7

400

What is the pattern rule for 3, 6, 4, 7, 5, ___

Start at 3 then alternately add 3 then 2.

500

What do both an equation and expression include?  

What is a variable

Write Expressions

100

Write the expression: Add 4 to x

x + 4

200

Write the expression: Subtract x from 8

8 - x

300

Write the expression: Multiply x by 7

7x

400

Write the expression: Double the number

2x

500

Write the expression to represent the pattern: Hint- 2 step equation

Design                     Number of dots

1                                2

2                               5

3                               8

4                               11

What is 3x-1

Evaluate Expressions

100

Evaluate y + 2 when y=9

11

200

Evaluate y - 5 when y = 9

4

300

Evaluate the expression 9y when y = 9

81

400

Evaluate _y_ when y = 9 9

1

500

Evaluate the expression 5y + 5 when y = 9

50

Solve Equations

100

Solve for p 5p = 25

p = 5

200

Solve for p 3p - 4 = 8

p = 4

300

Solve for 144 = 12 × p

p = 12

400

Solve:  5= x/9

x= 45

500

Solve for n 10n + 6 = 15n - 9

n = 3

Mystery

100

Complete the inequality with =, >, or < 

When b = 9

 b + 2 _______ 15

<

200

Complete the inequality with =, >, or < when b = 9 

2b + 8 _________ 3b - 4

>

300

Complete the inequality with =, <, or > when b = 9

 (b divided by 3) x 6 __________ 26

=

400

Write an equation for this word problem.

Nic had 6 cases of cat food. Altogether, she had 72 cans of cat food. How many cans were in each case?

6f=72

72/6=f

500

Sean got m mark on his math test.  Emma got 15 more marks than Sean.  She scored 94, what was Sean's mark.  

a. m + 15= 94

Sean scored a 79.