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

What does a positive number plus a negative number equal?

• Zero

• A negative number

• A positive number

• Cannot be determined

What does two negatives make?

• Cannot be determined

• Zero

• A negative

• A positive

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

• Multiplication

• Subtraction

• No change

• Addition

What operation does a number outside of parentheses indicate?

• Division

• Subtraction

• Multiplication

• Addition

What is the result of 5 times -6?

• -30

• 11

• 30

• -11

What does Serena's total expense simplify to?

• 37 dollars

• 23 dollars

• -18 dollars

• -37 dollars

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

• Cannot be simplified

• 5 - 6 - 7

• 5 + (-6) + (-7)

• (5)(-6) - 7

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

• -18

• 18

• -37

• 23

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