Mastering Integer Operations for 6th Grade STAAR

The video tutorial covers integer operations for sixth-grade students, focusing on a problem from the 2018 Texas STAR test. It explains how to simplify integer expressions, particularly involving multiplication and addition of negative numbers. The tutorial also discusses common mistakes and how to avoid them, providing a clear understanding of integer operations.

What is the total cost of five shirts at six dollars each?

• $30

• $11

• $6

• $5

Tags

CCSS.3.OA.A.3

What does a positive number plus a negative number equal?

• Zero

• A negative number

• A positive number

• Cannot be determined

Tags

CCSS.7.NS.A.1C

What does two negatives make?

• Cannot be determined

• Zero

• A negative

• A positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What does a subtraction followed by a negative number simplify to?

• Multiplication

• Subtraction

• No change

• Addition

Tags

CCSS.7.NS.A.1D

What operation does a number outside of parentheses indicate?

• Division

• Subtraction

• Multiplication

• Addition

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the result of 5 times -6?

• -30

• 11

• 30

• -11

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What does Serena's total expense simplify to?

• 37 dollars

• 23 dollars

• -18 dollars

• -37 dollars

Tags

CCSS.7.NS.A.1C

What is the correct interpretation of 5(-6 + -7)?

• Cannot be simplified

• 5 - 6 - 7

• 5 + (-6) + (-7)

• (5)(-6) - 7

Tags

CCSS.7.NS.A.1D

If you incorrectly add 5, 6, and 7, what might you mistakenly get?

• -18

• 18

• -37

• 23

Tags

CCSS.7.NS.A.1C

How can incorrect operations lead to a result of 23?

• By dividing

• By multiplying 5 by 6 and subtracting 7

• By subtracting 7 from 30

• By adding all numbers

Tags

CCSS.HSN.CN.A.2