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Patterning and Algebra Grade 7 Flashcards | StudBud
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Patterning and Algebra Grade 7
Patterning and Algebra Grade 7
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StudBud Administration
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Introduction to basics of #algebra #grade7
Flashcards
14 cards
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Questions
14
Answers
1
?Is a mathematical phrase that can contain ordinary numbers, variables and operators (-/+/x/÷)
Algebraic Variables
Algebraic Expression
Algebraic Pattern
Algebraic Constant
2
Which of the following is NOT true regarding a variable?
You can only use x and y to represent a variable.
Commonly used variables include x and y.
It is a symbol that represents a number.
Is a quantity that can change.
3
Write this in words: x + 3
a number plus three
an equation
three times a number
a number subtract three
4
What does the expression "ab" represent?
It does not represent anything
A number added to another number
A number divided by another number
A number multiplied by another number
5
What does an equation have that an expression does not?
Numbers
Operations
An equals sign
Variables
6
The expression 4t shows the amount of people seated per table. How # can sit with 12 tables?
72
48
12
60
7
What is it called when we replace a variable with a given number?
Substitute
Wrong
Swap
Switch
8
Which expression represents that statement "a number increased by 4"?
4- a
a + 4
a4
4a
9
Which of the following do NOT apply to a constant?
It's value can change.
Is a number on its own.
Is sometimes a letter to stand for a fixed number.
It's value never changes.
10
In the expression 6 + n, 6 is...
The Rule
The Variable
The Coefficient
The Constant
11
Which does NOT apply to a pattern in math?
Mathematical objects, arranged according to a rule.
An ordered set of numbers, shapes.
Repeated design or recurring sequence.
Mathematical objects, arranged not according to a rule.
12
The expression 15 x n shows amount earned per hour, how much is made in a 8 hour shift?
23
105
120
135
13
The expression 12n +1, n is...
The variable
The Rule
Unchanging
The Constant
14
Which value for x gives the correct solution to the problem? x + 4 = 20
12
16
10
24
