Writing Expressions Practice

Front

Nadia scored five more points than Michael in a one-on-one basketball game. Write an expression for the number of points Nadia scored, in terms of M, the number of points Michael scored.

Back

M + 5

Front

Write an expression to represent "the quotient of z and 2".

Back

z ÷ 2

Front

A charm bracelet costs $20 for the bracelet and $2 for each charm. Which expression represents the cost of a bracelet with c charms?

Back

2c + 20

Front

Write an expression to represent: "the sum of twice a number and 7".

Back

2n + 7

Front

Write an expression to represent "3 less than a number y".

Back

y - 3

Front

Define a variable in an expression.

Back

A variable is a symbol (often a letter) that represents an unknown value.

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, ×, ÷) that represents a value.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with specific numbers.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation states that two expressions are equal.

Front

Write an expression for the total cost of x items priced at p dollars each.

Back

xp