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Unit 3 Vocabulary Terms

Total questions: 44

Worksheet time: 3hrs 10mins

Name
Class
Date
1.

a combination of numbers and operations


a)

Variable

b)

Numerical Expressions

c)

Coefficient

d)

Algebraic Expressions

2.

a symbol, usually a letter, used to represent a number

a)

Variable

b)

Numerical Expressions

c)

Coefficient

d)

Algebraic Expressions

3.

the rules that tell which operation to perform first when more than one operation is used

a)

Variable

b)

Numerical Expressions

c)

Order of Operations

d)

Algebraic Expressions

4.

A number multiplied by a variable in an algebraic expression.

a)

Variable

b)

Coefficient

c)

Order of Operations

d)

Algebraic Expressions

5.

each part of an algebraic expression separated by a plus or minus sign


a)

Variable

b)

Coefficient

c)

Term

d)

Algebraic Expressions

6.

the number that tells how many times the base is used as a factor.

a)

Variable

b)

Coefficient

c)

Term

d)

Exponent

7.

in a power, the number used as a factor

a)

Variable

b)

Base

c)

Term

d)

Exponent

8.

A term without a variable. Its value does not change.


a)

Variable

b)

Base

c)

Constant

d)

Exponent

9.

a combination of variables, numbers, and at least one operation

a)

Variable

b)

Base

c)

Constant

d)

Algebraic Expressions

10.

to multiply or divide two related quantities by the same number

a)

Rate

b)

Scaling

c)

Proportion

d)

Percent

11.

Ratios that express the same relationship between two quantities

a)

Unit Rate

b)

Equivalent Ratios

c)

Percent

d)

Scaling

12.

The cost per unit

a)

Unit Rate

b)

Proportion

c)

Scaling

d)

Unit Price

13.

A ratio that compares a number to 100.

a)

Unit Rate

b)

Proportion

c)

Scaling

d)

Percent

14.

A comparison of two quantities that have different units of measure.

a)

Ratio

b)

Scaling

c)

Rate

d)

Unit Rate

15.

A comparison of two quantities.

a)

Ratio

b)

Proportion

c)

Unit Rate

d)

Rate

16.

Ratios written as some number to 1.

a)

Unit Rate

b)

Ratio

c)

Unit Price

d)

Percent

17.

An equation stating that two ratios are equal.

a)

Percent

b)

Ratio

c)

Proportion

d)

Unit Rate

18.
Multiply the reciprical
a)
5/7
b)
4/33
c)
8/66
d)
11/48
19.
4 ÷ ⅓
a)
8/3
b)
6
c)
12
d)
14
20.
What is the name of the top number of a fraction?
a)
denominator
b)
fraction
c)
number
d)
numerator
21.
What is the name of the bottom number of a fraction?
a)
number
b)
fraction bar
c)
denominator
d)
divide
22.
Simplify this fraction: 6/10
a)
3/5
b)
4/6
c)
2/3
d)
2/5
23.
What is the quotient of these fractions in lowest terms?
a)
6/40
b)
6/10
c)
3/5
d)
12/20
24.
Add the decimal into this number:
2.39 x 4.37 = 104443
a)
10.4443
b)
104.443
c)
10444.3
d)
1.04443
25.
12.9 + 2.9 
a)
15.8 
b)
12.8
c)
15.0
d)
7.9999
26.
5.0 + 3.2 
a)
5.9
b)
6.8
c)
10.9
d)
8.2 
27.
0.991 - 0.45
a)
0.641 
b)
0.541
c)
0.551
d)
0.531
28.
a)

5/11

b)

1

c)

6/11

d)

1 2/7

29.
Jacob bought 5 bottles of orange juice at a market. Each bottle cost $2.43. How much did the orange juice cost all together?
a)
$7.43
b)
$10.05
c)
$12.15
d)
$20.05
30.
Daniel had $6.78. His grandmother gave him $3.14. How much money does Daniel have now?
a)
$9.92
b)
$9.82
c)
$3.64
d)
$9.90
31.
6,945 ÷ 7
a)
892 R1/7
b)
992 R1/7
c)
1,052 R1/7
d)
982 R1/7
32.
4,820 ÷ 5
a)
974
b)
1,024
c)
894
d)
964
33.
2,958 ÷ 3
a)
886
b)
1086
c)
986
d)
996
34.

Simplify

a)

2:10

b)

1:10

c)

1:2

d)

2:1

35.

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

a)

6/4

b)

4/6

c)

1/3

d)

10/16

36.

88 students for 4 classes

How many students per class?

a)

22 students per class

b)

22 classes per student

c)

25 students per class

d)

25 classes per student

37.
Write the ratio as a fraction in simplest form.
6 losses to 13 wins
a)
6/13
b)
13/6
c)
6/3
d)
2/5
38.
There are 13 boys and 10 girls in the classroom.  What is the ratio of boys to girls?
a)
10 to 13
b)
23 to 13
c)
13 to 10
d)
23 to 10
39.
If a ratio is 2:3, how many parts are there in total?
a)
2
b)
3
c)
4
d)
5
40.
Tommy has a bag of LEGOS.  There are 6 yellow, 3 red, and 8 blue LEGOS.  What is the ratio in simplest form of red to yellow LEGOS?
a)
1/2
b)
6/3
c)
2/1
d)
3/6
41.
Kelly has 10 apps on her iPad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of school apps to game apps?
a)
5 to 2
b)
3 to 5
c)
5 to 10
d)
5 to 3
42.
Simplify to lowest terms
a)
6
b)
2/8
c)
1/6
d)
 2/12
43.
Simplify to lowest terms
a)
6
b)
2/8
c)
1/6
d)
 2/12
44.
If there are 5 boys and 7 girls, write the ratio of girls to students
a)
5 is to 7
b)
7 is to 5
c)
5 is to 12
d)
7 is to 12

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