man..idk..

Front

What is the sum of two numbers?

Back

The sum is the result of adding two or more numbers together.

Front

What is the age of Charlie?

Back

Charlie is eleven years old.

Front

What is the age of Tavan?

Back

Tavan is sixteen years old.

Front

Define 'undefined' in mathematics.

Back

Undefined means that a mathematical expression does not have a meaning or value.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent a number that can change.

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

What is a mathematical expression?

Back

A mathematical expression is a combination of numbers, variables, and operators.

Front

What is the difference between a constant and a variable?

Back

A constant is a fixed value, while a variable can change.

Front

What is addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.