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Prerequisite Skills
VOCABULARY CHECK
Copy and complete using a review word from the
list; variable, variable expression, perimeter, area.
1.
A symbol that represents one or more
numbers is called a(n) ? .
ANSWER
variable
2. The measure of the surface enclosed by a
figure in a plane is its ?
.
ANSWER
area
Prerequisite Skills
SKILL CHECK
Round the decimal to the nearest whole number.
3.
10.61
ANSWER
11
4.
134.7
ANSWER
135
5.
0.25
ANSWER
0
6.
12.86
ANSWER
13
Evaluate the expression.
7.
32 – 27 + 14
ANSWER
19
8.
4 12
6
ANSWER
8
9.
6 + 34
2
ANSWER
23
Prerequisite Skills
SKILL CHECK
Evaluate the expression when s = 4 and t = 16.
10.
(t – 9) + s
ANSWER
11
11.
s(t – 5)
ANSWER
44
12.
1t–4
4
ANSWER
0
Solve the equation using mental math.
13.
3x = 39
ANSWER
13
14.
x – 6 = 12
ANSWER
18
15.
x + 13 = 17
ANSWER
4