Expressions & Equations

Vocabulary

100

This type of math problem has no equal sign. 

Expression 

200

What is the acronym for order of operations? 

PEMDAS

300

What type of math where numbers and symbols are used to formulate expressions and equations. 

Algebra

400

Another word for the letters used in expressions and equations 

Variable 

500

This type of math problem has an equal sign

Equation

One step Equations

100

2x + 1 = 5

x=2

200

(3+ 17) - 4² + 5 

= 9

300

20 = x + 4

x = 16

400

^{x/10 = 3} 

30

500

x /4 = 11

x=44

Simplify Expressions

100

Simplify:

3(x+2)

3x + 6

200

20(20+2x)

400+40x

300

 7r - 15/s if r = 3 and s = 5

18

400

5(2𝑥 + 14)=

10x+70

500

4 (m + 9)

4m+36

Review

100

Write an equivalent expression to  8^3. 

8x8x8

512

200

3 + X = 8

X= ? 

x =5

300

What is 2⁶? 

64

400

What is 75% of 26?

19.5

500

3/5 of students in school are in sixth grade 

a. How many 6th graders are there if the school has 50 students

b. How many sixth graders are there if the school has 35 students?

 

a: 30

b: 21

Equivalent FDP

100

What is the equivalent percent to 0.28?

28%

200

What fraction is equivalent to 75%?

3/4

300

What fraction is equivalent is 0.44?

11/25

400

What decimal is equivalent to 128%

1.28

500

What decimal is equivalent to 37%?

0.37