Expressions and Equations

Vocabulary #1

100

This type of math problem has no equal sign.

Expression

200

This type of math problem has an equal sign.

Equation

300

Another word for numbers used in expressions and equations (NOT beside a variable)

Constants

400

Another word for the letters used in expressions and equations.

Variable

500

The type of math where numbers and symbols are used to formulate expressions and equations?

Algebra

Vocabulary #2

100

a + 8

8 is a _____

Constant

200

24 - r = 14

r is a _______

Variable

300

Is this an expression or equation?

v * 4

expression

400

Is this an expression or equation?

2x = 18

Equation 

500

Is this an expression or equation?

9 + 2 = w

equation

Words for Operations

100

sum

addition

200

product

multiplication

300

more than

addition 

400

less than

subtraction

500

quotient

division

WritingExpressions & Equations

100

'three times n'

3n

200

the sum of a number and 2

m + 2

300

'8 less than a number equals twelve'

n - 8 = 12

400

 'two times a number is eight'

2x = 8

500

'27 shared equally with s friends'

27/s

WritingExpressions & Equations

100

Kemari has 's' t-shirts. His friend gave him 7 more.

s + 7

200

Bradley had pieces of candy. He split them evenly between 12 friends.

c/12

300

Ke'Juan has 42 cookies. He gave cookies to his classmates. He has 9 left.

42 - c = 9

400

Passengers were waiting for the train. 12 more showed up to wait, now there are 29 people waiting.

p + 12 = 29

500

Twice as many as g is 56

2g = 56