6.6 Mini Assessment

-8 + 26 =

• -18

• 18

• 0

• 20

-15 - (-6)

• -9
• 9
• 21
• -21

What do you do when you are adding integers with different signs? 

• (-) and keep sign of smaller number
• (-) and keep sign of larger number
• (+) and keep sign of smaller number number
• (+) and keep sign of larger number 

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

• -9 + (-22) = -13
• 9 + (-22) = 13
• 9 + (-22) = -13
• none

A submarine at -32 feet dives down 18 feet. After the dive, what will be the submarines elevation?

• 14
• -14
• -50
• 50

Which is the rule for subtraction of integers?

• same sign sum

• different sign difference

• add the opposite

  (Keep, change, change)

• just subtract

Step 1: Add your numbers
Step 2: Keep your signs
These steps apply to which rule?

• Adding Integers Rule (for same signs)
• Subtracting Integers Rule (for same signs)
• Multiplying Integers Rule (for same signs)
• Dividing Integers Rule (for same signs)

What is the combined value of 1 negative and 1 positive? Why?

• -2, because there's a negative

• 0, because they form a zero pair

• +2, because there's a positive

• 1, because there's a one

When multiplying or dividing a NEGATIVE and NEGATIVE number your result will be...

• POSITIVE
• NEGATIVE
• DEPENDS ON WHICH NUMBER IS LARGER.

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Positive
• Negative
• Depends on which is bigger.