Order of Operations/ Numerical Expressions

Front

What is the Order of Operations?

Back

A set of rules that determines the sequence in which calculations are performed in a mathematical expression.

Front

What does PEMDAS stand for?

Back

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

Front

What is the first step in the expression 2 + (9^2 - 4)?

Back

Calculate the expression inside the parentheses: 9^2 - 4.

Front

What is the value of 9^2?

Back

81.

Front

In the expression 10 x (6 - 2) ÷ 5, which operation is performed first?

Back

Subtraction: 6 - 2.

Front

If Kyle has $4 and Alyssa has $6, how do you express the total amount they have?

Back

4 + 6.

Front

What does the expression 3 x (4 + 6) represent?

Back

It represents Jenny having 3 times the total amount of money that Kyle and Alyssa have combined.

Front

How do you convert the phrase 'add four and nine and then multiply by six' into a numeric expression?

Back

(4 + 9) x 6.

Front

What is the first operation to perform in the expression 3 + 4 x 6 - 4?

Back

Multiplication: 4 x 6.

Front

What is the result of 4 x 6?

Back

24.