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IXL 6th Grade Math Order of Operations Quiz

11 Questions

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IXL 6th Grade Math Order of Operations Quiz

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Questions and Answers

According to the order of operations, what should be evaluated first in the expression 15²-2³ +6?

Multiplication

Exponents (correct)

Subtraction

Addition

What mistake did Lorenzo make in the expression 5.3²-2³ +6 according to the given context?

He should have subtracted first instead of adding

He should have squared 3 before subtracting (correct)

He should have multiplied before squaring

He should have added 8 before subtracting

In which step did Lorenzo make a mistake according to the context provided?

Step 1

Step 3

Step 2 (correct)

Step 4

What should Lorenzo have done differently to correctly evaluate the expression?

He should have squared 5.3 before any other operation Signup and view all the answers

What does the order of operations dictate when dealing with expressions like the one Lorenzo evaluated?

Calculate exponents before multiplication or addition Signup and view all the answers

Why is it important to follow the order of operations in mathematical expressions like the one Lorenzo worked on?

To avoid getting incorrect results Signup and view all the answers

What was the mistake Valeria made in her work?

She should have multiplied 4 by 4 instead of evaluating the exponent. Signup and view all the answers

Which step in Valeria's work did she correctly follow the order of operations?

Step 1 Signup and view all the answers

What does the order of operations require when evaluating mathematical expressions?

Evaluate exponents before you multiply or divide. Signup and view all the answers

What would be the correct result of the expression if Valeria had evaluated it correctly?

$80$ Signup and view all the answers

Why is it important to follow the order of operations in mathematical expressions like the one Valeria worked on?

To guarantee a correct and consistent result. Signup and view all the answers