Writing Numeric and Algebraic Expressions

Front

Sal bought 3 slices of pizza. Each slice cost $3. Write an expression to represent how much 3 slices of pizza costs?

Back

$3 x 3

Front

What does 'w increased by 5' represent in algebraic expression?

Back

w + 5

Front

What operation does 'more than' indicate?

Back

Addition

Front

What is a number that is multiplied with a variable called?

Back

Coefficient

Front

Write an expression for 'three times a number increased by nine'.

Back

3h + 9

Front

What is the term for a mathematical phrase that can contain numbers, variables, and operators?

Back

Expression

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.

Front

What does the term 'variable' refer to in algebra?

Back

A symbol that represents an unknown value.

Front

What is the coefficient in the expression 5x + 3?

Back

5

Front

How would you express 'twice a number' in algebraic form?

Back

2n