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WorksheetsThe Number System 8th grade Vocabulary for Mathematics
Total questions: 50
Worksheet time: 2hrs 56mins
Equation has
an equal sign, variables, and constants
no equal sign, variables, and constants
Irrational numbers
are non-terminating decimals, non-repeating decimals, and includes pi.
are terminating decimals, repeating decimals, and does not include pi.
Coefficients are
The number in front of the X.
The variable
The number without an X
constants
An expression has
no equal sign, variables, and constants
an equal sign, variables, and constants
Variable
Unknown value, usually represented by a letter
A number that goes on forever
Fortnite
Choose the correct definition for rational number.
A number that makes sense.
A number that cannot be written in fraction form.
A number that can be written in fraction form.
All numbers are rational numbers.
A real number is __________.
The set of rational and irrational numbers.
A number you can write down.
A number that can be written as a fraction.
A number that cannot be written as a fraction.
What does this symbol represent?
square root
divide by 2
cube root
greater than or less than
Valencia, Saralyn, and Emily are solving math problems to win a race. They need to determine the approximate value of 47 . Saralyn insists the value is closer to 7, while Emily is sure it is closer to 8. Valencia thinks the value is closer to 6. Who do you agree with?
Saralyn
Emily
Valencia
What is the difference between the area of square A and square B.
Square A has side lengths of 5 cm and square B has side lengths of 7 cm.
2 cm2
4 cm2
16 cm2
24 cm
24 cm2
Listen and solve!!
5
12
125
625
This type of number is referred to as a __________.
Select all operations with fractions that require a common denominator.
addition
division
multiplication
subtraction
Simply the following expression. Don't forget to simplify.
1/144
Identify the repeating decimals.
I. –0. 353
II. 3.611
III –1.35555...
IV. 2.15
V. 7.7770
I and III
I, III, V
II
I
35 decreased by a number
the quotient of a number and 4
n / 4
n - 4
n + 4
4n
Translate to an algebraic expression.
m plus the product of 6 and n
m + 6n
m - 6n
m(6n)
6mn
Translate to an algebraic expression.
14 less than the quantity k times 6
6k - 14
14 + 6k
14k - 6
14 - 6k
Which term indicates that we should subtract?
Increased by
Less than
Times
Divided into
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.
The denominator represents....
the part or parts of a whole
the whole
I am a fraction, my denominator is 9 and my numerator is 4.
I am ....
49
94
The range is found by finding the _______________ number and subtracting the ________________ number.
smallest, biggest
even, odd
biggest, smallest
middle, first
16.7701 ≈ .....to the nearest hundredth
16.7
16 . 77
16
16.78
Round 123.496 to the nearest tenth.
123
123.4
123.5
123.49
Level 4
Order from least to greatest.
√45, 9, 6, √63
6, √45, √63, 9
6, √45, 9, √63
√45, √63, 6, 9
What letter represents the best placement of π ?
d.
c.
e.
b.
g.
Which range contains the value of 38+19−3 ?
between 5.2 - 5.3
Between 7.3 - 7.4
Between 6.8 - 6.9
Between 38 - 39
Between 3.8 - 1.9
Which number is the closest approximation to the value of 3187 . Round your answer to the nearest TENTH place.
(a)
Please enter the following mathematical symbol "less than".
(a)
Please enter the following mathematical symbol "greater than".
(a)
Use mathematical reasoning to determine the decimal approximation of 8.7 . ROUND to the nearest WHOLE NUMBER.
(a)
