Rational Explorations: Numbers and Their Opposites

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

• Positive
• Negative
• Depends on the largest number
• None of the above

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

• Positive
• Negative
• Depends on which is bigger.
• None of the above

Convert to a decimal
           1/8

• .25
• .125
• .55....
• .18888...

Convert to a decimal
           3/4

• .25
• .34
• .75
• .44...

     Sharon wants to make cookies for her class bake sale.  She found a recipe that calls for 2/3 cups of flour for each batch of cookies.  How many batches can she make using 12 cups of flour?

• 12
• 8
• 6
• 4

 Mark won a gift card for correctly solving the most problems during the month of September.  The gift card had balance of $40. He went to the mall with his friends and bought a t-shirt for $15, ice cream for 3.50, and a pair of Nike Elite socks of $16.05.  Does he have enough money and the card for his purchases?  What was his balance?

• yes; $34.55
• yes; $5.45
• no; -$3.50
• no; -$5.45

3 + -7

• 10
• 4
• -10
• -4

-2 + 4 

• -2
• 2
• 0
• -4

-9 + (-5)

• -14
• 14
• -4

The price of Quiktrip stock dropped a total of $372.33 over a 7 day period.  The stock dropped the same amount each day.  What amount did they lose each day? (hint : amount should be negative)

• -$53.19
• -$5.32
• $53.19
• -$365.33