1/4/24Translating Expressions and Equations

Front

What is the definition of an expression?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value but does not include an equals sign.

Front

What is the definition of an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, indicated by the presence of an equals sign.

Front

What does 'sum' mean in mathematical terms?

Back

The sum refers to the result of adding two or more numbers or expressions together.

Front

What does 'difference' mean in mathematical terms?

Back

The difference refers to the result of subtracting one number or expression from another.

Front

Translate the expression: 'Five more than a number x'.

Back

x + 5

Front

Translate the expression: 'A number decreased by 7'.

Back

x - 7

Front

What is the expression for 'twice a number d'?

Back

2d

Front

Translate the expression: 'The product of 3 and a number y'.

Back

3y

Front

What is the difference between an expression and an equation?

Back

Expressions do not have an equals sign, while equations do.

Front

Translate the expression: 'The sum of a number x and 10'.

Back

x + 10