Algebra (translation)

Front

What is an expression?

Back

An expression is a combination of numbers, variables, and operations (like addition or multiplication) that represents a value.

Front

What does 'sum' mean in math?

Back

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

Front

What does 'increased by' mean?

Back

'Increased by' means to add a certain amount to a number.

Front

What does 'decreased by' mean?

Back

'Decreased by' means to subtract a certain amount from a number.

Front

What is a variable?

Back

A variable is a letter or symbol that represents a number we don't know yet.

Front

What does 'divided by' mean?

Back

'Divided by' means to split a number into equal parts.

Front

What is the meaning of 'less than' in math?

Back

'Less than' indicates subtraction from a number.

Front

What does 'times' mean in math?

Back

'Times' means to multiply a number by another number.

Front

What is the expression for '2 times the sum of a number and 5'?

Back

2(y + 5) is the expression.

Front

What is the expression for 'three times a number increased by nine'?

Back

3h + 9 is the expression.