Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS is often used to remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

In the expression 6 · 5 - (4 + 2) ÷ 2, which operation should be performed first?

Back

The operation inside the parentheses (4 + 2) should be performed first.

Front

True or False: Addition always comes before subtraction in the order of operations.

Back

False. Addition and subtraction are performed from left to right, depending on which comes first.

Front

What is the result of the expression (10 + 5) - 6?

Back

The result is 9.

Front

How do you simplify the expression (2 + 7 - 1) ÷ 2²?

Back

First, calculate inside the parentheses: (2 + 7 - 1) = 8. Then, calculate 2² = 4. Finally, divide: 8 ÷ 4 = 2.

Front

In the expression 3² + 4² - (4 x 2), what is the value of 3²?

Back

The value of 3² is 9.

Front

What is the value of 4² in the expression 3² + 4² - (4 x 2)?

Back

The value of 4² is 16.

Front

What is the result of the expression 4 x 2 in the context of 3² + 4² - (4 x 2)?

Back

The result of 4 x 2 is 8.

Front

What is the final result of the expression 3² + 4² - (4 x 2)?

Back

The final result is 17.