Algebraic Vocabulary
A symbol that represents one or more numbers
x, y, a, b ...
What is a variable
Write each expression using exponents
d * d * d *d
What is d4
7 key words and phrases that mean
Addition.
You may quietly work iwith your team
What are:
added to more than and
plus increased by
sum of total of
Write the phrase as an expression
The total of 6 and 10
What is 6 + 10
(property)The gift that keeps on giving ...
What is the Distributive Property
An expression that may contain numbers, operations, and one or more symbols.
What is an Algebraic Expression.
Write each expression using exponents
1.5 * h * h * h
What is 1.5h3
7 key words and phrases that mean Subtraction
You may work as a team...
What are:
Subtracted from minus difference of
less than decreased by fewer than
take away
Write the phrase as an expression
the difference of a number s and 6
What is s-6
Use the Distributive Property to simplify the expression.
7(2+6-4d)
What is
56-28d
Parts of an algebraic expression
What is a Term.
Evaluate K + 10 when K=25
What is 35
5 key words and phrases that mean Multiplication
(you can work with your team)
What is:
multiplied by times product of
twice of
write the phrase as an expression
twice a number b
What is
2*b or b* 2
or 2b
Jose is x years old. His brother, Felipe, is 2 years older than Jose. Their aunt, Maria is three times as old as Felipe. Write and simplify an expression that represents Maria's age in years.
What is... 3(x+2)=3(x)+3(2)
=3x+6
Jose - he is x years old................x
Felipe-he is 2 years older than Jose so add 2 to x
x+2
Maria-she is three times as old as Felipe so 3(x+2)
The numerical factor of a term that contains a variable
Example : 5p + 4
What is a Coefficient.
5
Evaluate a / b when
a=16 and b = 2/3
What is 24
6 key words and phrases that mean division
What are:
divided by quotient of each
equal separate per
Write the phrase as an expression and then evaluate when x=5 and y=20
6 more than the product of 8 and a number x
What is
8x + 6
8*5=40+6
46
Simplify each expression
3x+9+2x-5
What is...
5x+4
A term without a variable
5p + 4
What is a constant
4
Describe the error when m=8
5m+3= 5*8 +3
= 5*11
= 55
What is... multiplication should be done first, then addition.
5m+3=5*8+3
=40+3
=43
when you see the word
more than or less than.
What is switch places of two numbers
The expression 15a+12c is the cost (in dollars) of admission at an amusement park for (a) adults and
(c) children. Find the total cost for 5 adults and 10 children.
Write as an expression and solve
What is
15(5) + 12(10)=75+120
=$195
Simplify expression
3(b+5)+b+2
What is 4b+17