1.
Which operation should be done first when evaluating 15 – 5 ÷ 3 + 2 - 1?
A.
division
B.
addition
C.
multiplication
D.
subtraction
Hint
2.
Evaluate 5 + 6 – 2 + 4.
A.
7
B.
13
C.
17
D.
5
Hint
3.
Name the operation that should be done first in the expression
9 × (7 – 3) ÷ 2.
A.
multiplication
B.
addition
C.
subtraction
D.
division
Hint
4.
Evaluate 3 × 5 + 12 ÷ 3.
A.
19
B.
11
C.
27
D.
9
Hint
5.
Multiply 45.3 × 10
^{2}
.
A.
4,530
B.
4.53
C.
453
D.
0.453
Hint