Writing Expressions

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

Translate the phrase: 'the sum of a number and five'.

Back

x + 5

Front

Translate the phrase: 'six times a number'.

Back

6x

Front

Translate the phrase: '4 more than three times the amount of c candy bars'.

Back

3c + 4

Front

What does the phrase 'the quotient of' indicate in mathematics?

Back

It indicates division.

Front

Evaluate the expression 4a if a=5.

Back

20

Front

What is the mathematical operation for 'decreased by'?

Back

Subtraction.

Front

What is the mathematical operation for 'increased by'?

Back

Addition.

Front

Translate the phrase: 'the difference between a number and 10'.

Back

x - 10

Front

What does 'twice a number' mean in mathematical terms?

Back

2x