Order of Operations and Expressions

The video tutorial from MooMoo Math and Science covers the order of operations using the PEMDAS method. It provides a step-by-step guide to solving ten math problems, emphasizing the importance of following the correct sequence: parentheses, exponents, multiplication, division, addition, and subtraction. Each problem is broken down to demonstrate the application of these rules, with increasing complexity. The video also includes tips for avoiding common mistakes and offers links to specific problems for easy navigation.

What does the 'P' in PEMDAS stand for?

• Proportions

• Powers

• Parentheses

• Products

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the expression 5 x 3 x 2, which operation should be performed first?

• Addition

• Subtraction

• Division

• Multiplication

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

When solving 9 + 8 - 7, what is the correct order of operations?

• Subtract first, then add

• Add first, then subtract

• Multiply first, then add

• Divide first, then subtract

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the expression 32 ÷ 4 - 9, which operation should be performed first?

• Subtraction

• Addition

• Multiplication

• Division

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

How do you handle operations inside parentheses?

• Perform them last

• Perform them after exponents

• Ignore them

• Perform them first

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CCSS.3.OA.B.6

What is the result of 48 ÷ 8?

• 5

• 6

• 7

• 8

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

In the expression 5 + 16 ÷ 7, which operation should be performed first?

• Multiplication

• Subtraction

• Addition

• Division

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

How do you simplify the fraction 27 ÷ (2 + 3 + 4)?

• Multiply first, then add

• Subtract first, then divide

• Divide first, then add

• Add first, then divide

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the result of 14 - 10 ÷ (9 - 4)?

• 6

• 8

• 2

• 4

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CCSS.7.NS.A.3

What is the final result of the expression 2 x 7 - 10 ÷ (9 - 4)?

• 10

• 12

• 14

• 16

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CCSS.7.NS.A.3