Evaluating Numerical Expressions

Front

What is a numerical expression?

Back

A numerical expression is a combination of numbers and operations (like addition, subtraction, multiplication, and division) that represents a value.

Front

What does the word 'sum' indicate in a numerical expression?

Back

The word 'sum' indicates the operation of addition.

Front

What does the word 'difference' indicate in a numerical expression?

Back

The word 'difference' indicates the operation of subtraction.

Front

What does the word 'product' indicate in a numerical expression?

Back

The word 'product' indicates the operation of multiplication.

Front

What does the word 'quotient' indicate in a numerical expression?

Back

The word 'quotient' indicates the operation of division.

Front

Translate the expression (3 + 5) x 7 into words.

Back

The sum of three and five times 7.

Front

Translate the expression (6 + 4) - 2 into words.

Back

The sum of six and four and then take away 2.

Front

Translate the expression 9 - (8 ÷ 7) into words.

Back

Subtract the quotient of 8 and 7 from 9.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

Front

What is the expression for 'the difference of 7 and 3 times 4'?

Back

The expression is (7 - 3) x 4.