1.
Which operation should be done first when evaluating 15 - 5 ÷ 3 + 2 - 1?
A.
division
B.
multiplication
C.
subtraction
D.
addition
Hint
2.
Evaluate (6 - 3) · 2.
A.
6
B.
0
C.
9
D.
1
Hint
3.
Evaluate 2(15 - 6) - 3 · 6.
A.
36
B.
6
C.
-18
D.
0
Hint
4.
Evaluate 3 × 5 + 12 ÷ 3.
A.
9
B.
27
C.
11
D.
19
Hint
5.
The table shows how much time Eva spent in a music chat room on the Internet during the week. Which expression
c
a
nnot be used to find the total number of hours she spent in the chat room?
A.
5(1.5 + 1) + 2
B.
3(1.5) + 2(1) + 2
C.
3 × 1.5 + 2 × 1 + 2
D.
1.5 + 1.5 + 1.5 + 1 + 1 + 2
Hint