Vocabulary & Concept Review
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The are 0, 1, 2, 3, . . .
A) factor
2) The 1)
B) digits
C) whole numbers
of a polygon is its distance around or the sum of the lengths of its sides.
A) area
B) perimeter
C) product
A) digits
B) factor
C) place value
B) equation
5) To find the C) expression
B) solution
C) product
B) difference
A) variable
D) exponent
5)
6)
D) digits
.
B) addend
C) place value
7)
D) solution
can be written in the form ʺexpression = expression.ʺ
A) addend
B) area
C) equation
9) A combination of operations on variables and numbers is called a(n)
A) addend
B) expression
C) equation
8)
D) exponent
.
B) solution
C) expression
D) set
11) A collection of numbers (or objects) enclosed by braces is called a(n)
.
A) solution
B) quotient
C) subtrahend
11)
12)
4 + 17 = 21
7
5 35
20 - 9 = 11
The 21 above is called the A) addend
10)
D) set
12) Use the facts below.
2 · 3 = 6
9)
D) exponent
of an equation is a value of the variable that makes the equation a true
statement.
A) sum
4)
D) perimeter
C) dividend
7) A letter used to represent a number is called a(n) 10) A(n) D) divisor
used to write numbers are 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.
A) divisor
8) A(n) 3)
of a rectangle, multiply length times width.
A) area
6) The .
is a shorthand notation for repeated multiplication of the same factor.
A) area
2)
D) place value
3) The position of each digit in a number determines its 4) A(n) D) place value
.
B) product
C) sum
1
D) quotient
13) Use the facts below.
2 · 3 = 6
13)
4 + 17 = 21
20 - 9 = 11
The 5 above is called the A) quotient
7
5 35
.
B) factor
C) dividend
D) divisor
14) Use the facts below.
2 · 3 = 6
14)
4 + 17 = 21
20 - 9 = 11
The 35 above is called the A) divisor
7
5 35
.
B) minuend
C) quotient
D) dividend
15) Use the facts below.
2 · 3 = 6
15)
4 + 17 = 21
The 7 above is called the A) dividend
7
5 35
20 - 9 = 11
.
B) divisor
C) quotient
D) subtrahend
16) Use the facts below.
2 · 3 = 6
16)
4 + 17 = 21
20 - 9 = 11
The 3 above is called a(n) A) addend
7
5 35
.
B) factor
C) divisor
D) dividend
17) Use the facts below.
2 · 3 = 6
17)
4 + 17 = 21
20 - 9 = 11
The 6 above is called the A) product
7
5 35
.
B) factor
C) sum
D) dividend
18) Use the facts below.
2 · 3 = 6
18)
4 + 17 = 21
20 - 9 = 11
The 20 above is called the A) dividend
7
5 35
.
B) difference
C) minuend
D) subtrahend
19) Use the facts below.
2 · 3 = 6
19)
4 + 17 = 21
20 - 9 = 11
The 9 above is called the A) minuend
7
5 35
.
B) difference
C) subtrahend
2
D) addend
20) Use the facts below.
2 · 3 = 6
20)
4 + 17 = 21
20 - 9 = 11
The 11 above is called the A) minuend
7
5 35
.
B) quotient
C) subtrahend
D) difference
21) Use the facts below.
2 · 3 = 6
21)
4 + 17 = 21
20 - 9 = 11
The 4 above is called a(n) A) subtrahend
7
5 35
.
B) addend
C) sum
D) factor
22) Two numbers that are the same distance from 0 on the number line but are on opposite sides of 0
.
are called A) average
C) opposites
23) The B) inequality symbols
D) integers
of a number is that numberʹs distance from 0 on the number line.
A) absolute value
24) The B) average
C) negative
26) The B) expression
D) integers
B) equation
C) negative
B) positive
C) equation
27) The symbols ʺ<ʺ and ʺ>ʺ are called 27)
B) negative
D) integers
B) multiplication
of a list of numbers is C) negative
B) equation
C) expression
B) absolute value
C) equation
3
28)
D) solution
sum of numbers
.
number of numbers
30) A combination of operations on variables and numbers is called a(n) A) average
D) addition
of an equation is a number that when substituted for a variable makes the
equation a true statement.
A) positive
A) solution
26)
.
A) inequality symbols
C) opposites
29) The 25)
D) positive
numbers are numbers greater than zero.
A) negative
28) A(n) 24)
numbers are numbers less than zero.
A) addition
23)
D) positive
are . . ., -3, -2, -1, 0, 1, 2, 3, . . . .
A) inequality symbols
C) opposites
25) The 22)
29)
D) average
.
D) expression
30)
31) A statement of the form ʺexpression = expressionʺ is called a(n)
A) expression
B) average
32) The sign ʺ<ʺ means .
32)
B) positive; negative
D) is greater than; is less than
property of equality, the same number may be added to or subtracted
from both sides of an equation without changing the solution of the equation.
A) absolute value
B) addition
C) positive
34) By the 31)
D) absolute value
and the sign ʺ>ʺ means A) negative; positive
C) is less than; is greater than
33) By the .
C) equation
33)
D) multiplication
property of equality, the same nonzero number may be multiplied or
34)
divided by both sides of an equation without changing the solution of the equation.
A) absolute value
B) multiplication
C) positive
D) addition
35) An algebraic expression is when all like terms have been A) simplified; combined
C) combined; simplified
.
B) simplified; constant
D) constant; simplified
36) Terms that are exactly the same, except that they may have different numerical coefficients, are
terms.
called A) combined
B) variable
C) constant
37) A letter used to represent a number is called a(n) 36)
D) like
.
A) constant
C) solution
37)
B) numerical coefficient
D) variable
38) A combination of operations on variables and numbers is called a(n) A) addition
C) equation
.
38)
B) evaluating the expression
D) algebraic expression
39) The addends on an algebraic expression are called the A) addition
35)
B) multiplication
of the expression.
C) terms
40) The number factor of a variable term is called the D) solution
.
A) constant
C) numerical coefficient
39)
40)
B) variable
D) algebraic expression
41) Replacing a variable in an expression by a number and then finding the value of the expression is
for the variable.
called A) evaluating the expression
C) equation
41)
B) simplified
D) solution
42) A term that is a number only is called a(n) .
A) constant
C) variable
B) solution
D) numerical coefficient
4
42)
43) A(n) is of the form expression = expression.
A) addition
C) evaluating the expression
44) A(n) of an equation is a value for the variable that make an equation a true
statement.
A) numerical coefficient
C) distributive
A) constant
property.
B) addition
46) By the C) multiplication
by any nonzero number without changing the solution of the equation.
A) addition
B) multiplication
C) constant
48) Two numbers are B) reciprocals
C) undefined
B) equivalent
C) like
D) equivalent
49)
fractions.
51)
B) proper fraction
D) mixed number
is a natural number greater than 1 whose factors are 1 and itself.
A) composite number
C) mixed number
53) A fraction is in 50)
D) undefined
is a fraction whose numerator is greater than or equal to its denominator.
A) complex fraction
C) improper fraction
52)
B) prime number
D) proper fraction
when the numerator and the denominator have no factors in
common other than 1.
A) prime factorization
C) simplest form
54) A(n) 48)
B) prime number
D) composite number
50) Fractions that represent the same portion of a whole are called A) simplest form
47)
D) multiplication
is a natural number greater than 1 that is not prime.
A) complex fraction
C) mixed number
46)
D) distributive
of each other if their product is 1.
A) cross products
52) A(n) D) distributive
property of equality, the same number may be added to or subtracted
from both sides of an equation without changing the solution of the equation.
A) constant
B) distributive
C) addition
51) A(n) 45)
property of equality, we may multiply or divide both sides of an equation
47) By the 44)
B) solution
D) constant
45) To multiply -3(2x + 1), we use the 49) A(n) 43)
B) equation
D) algebraic expression
53)
B) least common denominator
D) cross products
is one whose numerator is less than its denominator.
A) complex fraction
C) mixed number
B) improper fraction
D) proper fraction
5
54)
55) A(n) contains a whole number part and a fraction part.
A) proper fraction
C) improper fraction
7
56) In the fraction , the 7 is called the 9
and the 9 is called the A) numerator; denominator
C) denominator; numerator
57) The 55)
B) complex fraction
D) mixed number
.
56)
B) prime number; composite number
D) composite number; prime number
of a number is the factorization in which all the factors are prime numbers.
A) simplest form
C) prime factorization
B) equivalent
D) least common denominator
3
58) The fraction is 0
A) 0
.
58)
B) undefined
0
59) The fraction = 5
A) simplest form
C) equivalent
D) simplest form
.
59)
B) 0
C) equivalent
60) Fractions that have the same denominator are called A) simplest form
57)
B) undefined
D) undefined
fractions.
C) like
61) The LCM of the denominators in a list of fractions is called the A) numerator
C) composite number
60)
D) equivalent
.
61)
B) least common denominator
D) prime number
62) A fraction whose numerator or denominator or both numerator and denominator contain fractions
.
is called a(n) A) proper fraction
C) mixed number
B) improper fraction
D) complex fraction
a c
63) In = , a · d and b · c are called b d
.
A) simplest form
C) reciprocals
63)
B) prime factorization
D) cross products
64) Like fractional notation, A) mean
notation is used to denote a part of a whole.
B) decimal
C) median
65) To write fractions as decimals, divide the 64)
D) sum
by the A) mean; median
C) numerator; denominator
.
65)
B) median; mean
D) denominator; numerator
66) To add or subtract decimals, write the decimals so that the decimal points line up A) vertically
62)
B) standard form
C) circumference
6
D) right triangle
.
66)
67) When writing decimals in words, write ʺ
A) mode
ʺ for the decimal point.
B) mean
C) sum
68) When multiplying decimals, the decimal point in the product is placed so that the number of
of the number of decimal places in
decimal places in the product is equal to the the factors.
A) mode
B) sum
69) The C) median
B) mode
C) denominator
70) The distance around a circle is called the A) numerator
71) The 70)
D) circumference
of a set of numbers in numerical order is the middle number. If there are an
A) mean; mode
C) median; mode
of a list of numbers of items is A) mode
D) mean; median
sum of items
.
number of items
B) median
72)
C) mean
D) numerator
73) When 2 million is written as 2,000,000, we say it is written in A) standard form
B) vertically
.
C) circumference
73)
D) right triangle
is the quotient of two numbers. It can be written as a fraction, using a colon, or
using the word to.
A) rate
B) unit rate
x
7
= is an example of a 2 16
A) proportion
76) A C) proportion
75)
C) unit rate
D) rate
is a rate with a denominator of 1.
77) A B) ratio
76)
C) proportion
D) unit rate
is a ʺmoney per itemʺ unit rate.
A) ratio
78) A 77)
B) unit price
C) leg
D) proportion
is used to compare different kinds of quantities
A) proportion
B) rate
78)
C) ratio
x
7
79) In the proportion = , x · 16 and 2 · 7 are called 2 16
A) cross products
74)
D) ratio
.
B) ratio
A) unit price
71)
of the two middle numbers.
B) median; mean
72) The 75)
D) median
C) median
even number of numbers, the median is the 74) A 69)
.
B) mean
68)
D) mean
of a set of numbers is the number that occurs most often.
A) mean
67)
D) and
B) congruent
.
C) right
7
D) leg
79)
D) ratio
80) If cross products are A) not equal
the proportion is true.
B) equal
81) If cross products are A) congruent
D) not equal
usually means ʺmultiplication.ʺ
B) is
C) amount
83) In a mathematical statement, 84)
81)
C) equal
82) In a mathematical statement, A) is
D) right
the proportion is false.
B) right
A) percent
80)
C) congruent
D) of
83)
means ʺequals.ʺ
C) base
B) amount
D) of
means ʺper hundred.ʺ
A) Base
85)
84)
B) Percent
C) Amount
D) Commission
is compounded not only on the principal, but also on interest already earned in
previous compounding periods.
A) Compound interest
C) Commission
A)
amount
100
= B)
percent
.
100
base
amount
86)
C)
base
100
D)
87) To write a decimal or fraction as a percent, multiply by A)
1
100
B) 0.01
C)
89) The fraction equivalent of the % symbol is 88)
1
100
D) 100%
89)
C) 100%
· percent =
A) amount; base
C) base; commission
= D) percent
.
1
B)
100
90) The percent equation is 87)
.
B) 0.01
A) 0.01
amount
base
.
C) 100%
88) The decimal equivalent of the % symbol is A) amount
85)
B) Percent of decrease
D) Percent of increase
86) In the percent proportion 91)
82)
D) base
.
90)
B) commission; amount
D) base; amount
amount of decrease
.
original amount
91)
A) Percent of decrease
C) Compound interest
B) Percent of increase
D) Amount of discount
8
92) = amount of increase
.
original amount
92)
A) Percent of decrease
C) Amount of discount
93)
B) Compound interest
D) Percent of increase
= tax rate · purchase price.
93)
A) Commission
C) Total price
94)
B) Amount of discount
D) Sales tax
= purchase price + sales tax.
94)
A) Sales tax
C) Total price
95)
B) Commission
D) Amount of discount
= commission rate · sales.
95)
A) Total price
C) Sales tax
96)
B) Amount of discount
D) Commission
= discount rate · original price.
96)
A) Sales tax
C) Total price
97)
B) Sales price
D) Amount of discount
= original price - amount of discount.
A) Sales tax
C) Amount of discount
98)
97)
B) Sales price
D) Total price
is the process of writing an expression as a product.
A) Factoring
99) The B) Trinomial
C) FOIL
D) Monomial
of a list of terms is the product of all common factors.
A) exponent
C) binomial
100) The 98)
99)
B) factoring
D) greatest common factor
method may be used when multiplying binomials.
A) FOIL
C) factoring
100)
B) greatest common factor
D) exponent
101) A polynomial with exactly 3 terms is called a(n) .
101)
B) binomial
D) trinomial
A) greatest common factor
C) monomial
102) A polynomial with exactly 2 terms is called a(n) .
A) binomial
C) trinomial
102)
B) monomial
D) greatest common factor
103) A polynomial with exactly 1 term is called a(n) .
A) trinomial
C) greatest common factor
B) monomial
D) binomial
9
103)
104) Monomials, binomials, and trinomials are all examples of A) greatest common factor
C) FOIL
105) In 5x3 , the 3 is called a(n) .
104)
B) factoring
D) polynomials
.
105)
A) exponent
C) FOIL
B) monomial
D) greatest common factor
10