1.
The product of two rational numbers with different signs is ______.
A.
always -1
B.
negative or positive depending upon the rational numbers that are factors
C.
always negative
D.
always positive
Hint
2.
Which multiplication expression is shown using the diagram below?
A.
B.
C.
D.
Hint
3.
The product of -1 and any number is called the number's ______.
A.
rational inverse
B.
closure product
C.
additive inverse
D.
factor term
Hint
4.
Simplify 6b(-3.5c).
A.
-9.5bc
B.
-21bc
C.
21bc
D.
2.5bc
Hint
5.
Annette has $15.00 to spend at the thrift store. She buys 5 shirts for $1.00 each, 3 pairs of jeans for $1.50 each, and 2 books for $0.25 each. How much money does she have left?
A.
$25.00
B.
$5.00
C.
$22.50
D.
$3.50
Hint