Mastering Order of Operations with PEMDAS and BODMAS

This video tutorial explains the order of operations using the mnemonic 'Please Excuse My Dear Aunt Sally'. It covers solving expressions step-by-step, starting with parentheses, followed by exponents, then multiplication and division from left to right, and finally addition and subtraction from left to right. The tutorial provides a detailed example, resulting in a final answer of 11.

What does the mnemonic 'Please Excuse My Dear Aunt Sally' help you remember?

• Stages of cell division

• Steps in scientific method

• Order of operations in math

• Rules of grammar

What is the first step in solving expressions using the order of operations?

• Carry out division

• Solve within the parentheses

• Perform addition and subtraction

• Evaluate exponents

If an expression includes '6 times 2' within parentheses, what is the result?

• 3

• 8

• 6

• 12

How is '2 to the third power' evaluated?

• 6

• 8

• 4

• 2

In the expression '2 to the third divided by 2', what is the value of '2 to the third'?

• 6

• 8

• 4

• 10

What is the result of '8 divided by 2'?

• 16

• 4

• 2

• 6

What is the correct sequence of operations after handling exponents?

• Division, multiplication, addition, subtraction

• Multiplication, division, addition, subtraction

• Subtraction, addition, multiplication, division

• Addition, subtraction, multiplication, division

What is the correct result of the division in the expression '8 divided by 2'?

• 6

• 4

• 2

• 8

What is the final result of the expression '3 plus 12 minus 4'?

• 7

• 9

• 15

• 11

What operation is performed last when solving the expression in the lesson?

• Subtraction

• Addition

• Division

• Multiplication