1.
Find –7(–2).
A.
–14
B.
–7
C.
21
D.
14
Hint
2.
Find –9 × 2.
A.
7
B.
–7
C.
–18
D.
18
Hint
3.
Choose the multiplication sentence represented by the model.
A.
-4 × 5
B.
-4 × -5
C.
4 × -5
D.
4 × 5
Hint
4.
If a bank has 10 customers that are in debt $50, how much money do those customers, as a whole, have?
A.
$500
B.
–$50
C.
$50
D.
–$500
Hint
5.
Pedro has no money and spends $5 of borrowed money every time he goes to the movies. He has gone to the movies 4 times. How much money does he have?
A.
–$9
B.
$1
C.
$20
D.
–$20
Hint