Transcript Algebra jeopardy (2)

4.3.1
4.3.2
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Ms. Thurston read 15 pages in a
book that had a total of 58 pages.
She used the equation
n + 15 = 58
to find out how many pages she
had left to read. What does the
variable n represent?
Ms. McMath had a lesson to split
equally over 2 class periods. The
complete lesson would last 74 minutes.
She used the equation
x 2 = 74
to find out how many minutes she
would teach during each class. What
does the variable
represent?
Mrs. Elliott knew that she added
35 words to her paragraph. How
could this expression be written?
a.
b.
c.
d.
w + 35
w – 35
35 – w
w x 35
How could Ms. Vogt correctly write
her discovery of the temperature
change in her room?
The room temperature decreased by
6° and is now 68°.
a.
b.
c.
d.
t – 6 = 68
t + 6 = 68
t > 6 = 68
t < 6 = 68
Label the following correctly.
_____ variable
a. x + 7
_____ expression
b. 7 + x = 19
_____ equation
c. x
How do you find the perimeter of a
pentagon if P = s + s + s + s +s?
a. You multiply the length of one
side times the length of another
side.
b. You add the length of 3 sides.
c. You subtract the side length from
the perimeter.
d. You add all the sides together.
Which answer below shows the
correct use of the perimeter formula?
a.
b.
c.
d.
10 x 10 = 100
10 + 10 + 10 = 30
10 + 10 + 10 + 10 + 10 = 50
50 x 5 = 250
p = pages
b = books
b=px9
If p = 9, how many b do you
have?
y = yards
f = feet
y=f÷3
If f = 21, how many y
do you have?
Solve the equations.
1.
2.
3.
4.
5.
7 x n = 14
n x 6 = 72
n ÷ 25 = 5
n – 6 = 12
31 + n = 50
n=
n=
n=
n=
n=
Find the value of the
expression
20 – 5 x 2 =
Find the value of the
expression
25 + (2 x 7) =
Find the value of the
expression
40 – 5 x 4 =
Find the value of the
expression
7 + 8 – 3 x 3=
Find the value of the
expression
35 – 5 x 5 + 4 =
Find the value of y when
x = 5.
y = 2x – 3
Find the value of y when
x = 42.
y = x - 12
Find the value of y when
x = 4.
y = 4x + 6
Find the value of y when
x = 9.
y = 2x + 57
Find the value of y when
x = 3.
y = 7x + 4x
Mrs. Thurston has 6 spools. Each
spool has 50 feet of ribbon. Which
number sentence shows how much
ribbon Mrs. Thurston has?
a.
b.
c.
d.
50 ÷ 6 =
50 x 6 =
50 ÷ 10 =
50 x 10 =
Miss Leffel has 56 markers and 8
boxes. She will put the same amount
of markers in each box. Which
number sentence shows how many
boxes will go in each box?
a.
b.
c.
d.
8 ÷ 56 =
56 x 8=
56 ÷ 8 =
56 – 8 =
Mr. Foster made 72 Lakeside posters,
and he wants to put them up at 9
different places. Which number
sentence shows how many posters will
go to each place?
a.
b.
c.
d.
72 x 9 =
72 ÷ 8 =
72 ÷ 9 =
8x9=
Mrs. Smith wants to sell her 9 bags of
cookies for $3 each. Which number
sentence shows how much money
Mrs. Smith will get if all the cookies
are purchased?
a.
b.
c.
d.
3 x $9 =
9 ÷ $3 =
18 ÷ $3 =
18 x $3 =
Solve for the answer.
Mrs. Cooper wants to give band-aids
to 9 classes, and she has 81 band-aids.
How many band-aids will each class
get if she gives them an equal
amount?