Vocabulary
Words for Operations
Translating Expressions
Writing
Expressions
100
This type of math problem has no equal sign.
Expression
100

sum

addition

100

'three times n'

3n

100

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

s + 7

200
This type of math problem has an equal sign.
Equation
200

product

multiplication

200

the sum of a number and 2

m + 2

200

'a football team's score after the kicker hits a 3-point field goal'

s + 3

300

The difference between an algebraic expression and an expression

Contains variables

300

more than

addition 

300

'8 less than a number'

n - 8

300

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

c/12

400
Another word for the letters used in expressions and equations.
Variable
400

less than

subtraction

400

'the product of 4 and a number subtracted from 10'

10-4n

400

'the total cost of 25 identical shirts'

25n

500

quotient

division

500

 'The sum of two times a number and 4'

2n+4

500

'the sum of one-half of a number and 9'

1/2 n + 9