Mastering Multi-Step Expressions with Order of Operations

The video tutorial introduces the concept of the order of operations in mathematics, explaining its importance in ensuring consistent results when solving expressions. It defines key terms like numerical expressions and grouping symbols, and provides a mnemonic to remember the order: GEMDAS. The tutorial includes examples to illustrate the correct application of these rules, emphasizing the importance of following the order from left to right and handling grouping symbols first.

What is the correct result of the operation 2 + 3 * 7 according to the order of operations?

• 30

• 21

• 23

• 35

Tags

CCSS.7.NS.A.3

What do grouping symbols in an expression indicate?

• Priority of operations

• Subtraction operations

• None of the above

• Addition operations

What does it mean to evaluate an expression?

• To solve it

• To rewrite it

• To explain it

• To simplify it

Tags

CCSS.6.EE.A.2C

Which of the following is the first step in the order of operations?

• Addition and subtraction

• Multiplication and division

• Grouping symbols

• Exponents

What does the 'E' in the mnemonic for the order of operations stand for?

• Equalize

• Evaluate

• Exponents

• Eliminate

Tags

CCSS.6.EE.A.2C

In the expression 9 - 5 + 1, what is the correct order of operations to arrive at the right answer?

• Subtract first, then add

• Multiply first, then divide

• None of the above

• Add first, then subtract

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the result of 18 / 3 * 6 using the correct order of operations?

• 18

• 108

• 36

• 3

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

How does a fraction bar act in an expression?

• As a subtraction symbol

• As a division symbol

• As an addition symbol

• As a multiplication symbol

Tags

CCSS.5.NF.B.3

What is the correct result of the expression (4 + 8) / (2 + 2)?

• 3

• 6

• 4

• 12

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the expression 1 * 2 + 6 / 3, what is the correct sequence of operations?

• Divide, add, then multiply

• Add, multiply, then divide

• Multiply, divide, then add

• None of the above

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2