4-9 PPT - Xenia Community Schools

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5 Minute Check
At CMS there are 360 students.
1. If 20% of the students like football, how
many students like football?
2. If 35% of the students like basketball, how
many students like basketball?
3. If 45% of the students are girls, how many
students are boys?
4. If 30% of the students ride the bus, how
many students do not ride the bus?
5 Minute Check
At CMS there are 360 students.
1. If 20% of the students like football, how
many students like football?
5 Minute Check
At CMS there are 360 students.
1. If 20% of the students like football, how
many students like football?
20% of 360 is 72
Calculator
20, 2nd, %, 360, =
5 Minute Check
At CMS there are 360 students.
2. If 35% of the students like basketball, how
many students like basketball?
5 Minute Check
At CMS there are 360 students.
2. If 35% of the students like basketball, how
many students like basketball?
35% of 360 is 126
Calculator
35, 2nd, %, 360, =
5 Minute Check
At CMS there are 360 students.
3. If 45% of the students are girls, how many
students are boys?
5 Minute Check
At CMS there are 360 students.
3. If 45% of the students are girls, how many
students are boys?
55% of 360 is 198
Calculator
55, 2nd, %, 360, =
5 Minute Check
At CMS there are 360 students.
4. If 30% of the students ride the bus, how
many students do not ride the bus?
5 Minute Check
At CMS there are 360 students.
4. If 30% of the students ride the bus, how
many students do not ride the bus?
70% of 360 is 252
Calculator
70, 2nd, %, 360, =
Flashcards
Wednesday, April 9
Chapter 3
Review
Chapter 3 Review
1. Justin was estimating the area of the square
sticky note shown below. Which would be a
reasonable estimate of the area of the note?
Use A = w.
A. 36 square centimeters
B. 49 square centimeters
C. 64 square centimeters
D. 72 square centimeters
Chapter 3 Review
1. Justin was estimating the area of the square
sticky note shown below. Which would be a
reasonable estimate of the area of the note?
Use A = w.
A. 36 square centimeters
B. 49 square centimeters
C. 64 square centimeters
D. 72 square centimeters
A = 8x8
A = 64 cm²
Answer: C
Chapter 3 Review
2. Marlene purchased 20 stamps at the post office
for $8.40. What is the cost of one stamp?
F. $0.41
G. $0.42
H. $1.68
I. $2.38
Chapter 3 Review
2. Marlene purchased 20 stamps at the post office
for $8.40. What is the cost of one stamp?
F. $0.41
One Stamp = $8.40 ÷ 20 = $.42
G. $0.42
H. $1.68
Answer: G
I. $2.38
Chapter 3 Review
3. SHORT RESPONSE Manuel bought supplies
for making party favors. The table shows the cost of
each supply. If Manuel made 12 party favors, how
much did it cost to make each party favor?
Chapter 3 Review
3. SHORT RESPONSE Manuel bought supplies
for making party favors. The table shows the cost of
each supply. If Manuel made 12 party favors, how
much did it cost to make each party favor?
$2.oo
$5.75
$6.39
+ $4.82
$18.96
$18.96 ÷ 12 = $1.58
Chapter 3 Review
4. GRIDDED RESPONSE Shellie spent $10.56 on
oranges that cost $0.88 per orange. How many
oranges did she purchase?
Chapter 3 Review
4. GRIDDED RESPONSE Shellie spent $10.56 on
oranges that cost $0.88 per orange. How many
oranges did she purchase?
$10.56 ÷ $.88 = 12
Chapter 3 Review
5. GRIDDED RESPONSE The average weight of a
bass in a neighborhood lake is 5.1 pounds. Norman
and his friend caught 4 bass. Assuming the bass
were all average weight, what was the total weight
in pounds of the fish they caught?
Chapter 3 Review
5. GRIDDED RESPONSE The average weight of a
bass in a neighborhood lake is 5.1 pounds. Norman
and his friend caught 4 bass. Assuming the bass
were all average weight, what was the total weight
in pounds of the fish they caught?
5.1 lbs x 4 = 20.4 lbs
Chapter 3 Review
6. Bartholomew went hiking over the weekend. He
hiked all 4 trails in 3 hours. Which is the best
estimate for the number of miles he hiked per
hour?
A. 2 miles
B. 3 miles
C. 15 miles
D. 18 miles
Chapter 3 Review
6. Bartholomew went hiking over the weekend. He
hiked all 4 trails in 3 hours. Which is the best
estimate for the number of miles he hiked per
hour?
A. 2 miles
B. 3 miles
C. 15 miles
D. 18 miles
2 mi + 1 mi + 3 mi + 1 mi
4 hr
Answer: A
=
7mi
4 hr
≈
2 mi
1 hr
Chapter 3 Review
7. The area of Trina’s bedroom is 96.9 square feet.
What is the length of her bedroom? Use A = w.
F. 10.2 feet
G. 10.0 feet
H. 9.2 feet
I. 9.0 feet
Chapter 3 Review
7. The area of Trina’s bedroom is 96.9 square feet.
What is the length of her bedroom? Use A = w.
F. 10.2 feet
G. 10.0 feet
H. 9.2 feet
I. 9.0 feet
96.9 = 9.5 · l
96.9
9.5
=
10.2 = l
9.5 · l
9.5
Answer: F
Chapter 3 Review
8. GRIDDED RESPONSE Find the area in square
meters of a rectangle with a length of 2.1 meters
and a height of 0.8 meter.
Chapter 3 Review
8. GRIDDED RESPONSE Find the area in square
meters of a rectangle with a length of 2.1 meters
and a height of 0.8 meter.
A = 2.1m · 0.8m
A = 1.68 m²
Chapter 3 Review
9. A model plane is 100 times smaller than an
actual plane. The length of the model is 4.8 inches.
What is the actual length of the plane?
A. 480 feet
B. 40 feet
C. 20 feet
D. 8 feet
Chapter 3 Review
9. A model plane is 100 times smaller than an
actual plane. The length of the model is 4.8 inches.
What is the actual length of the plane?
A. 480 feet
4.8 in x 100 = 480 in
B. 40 feet
12 in
480 in
C. 20 feet
1 ft
x ft
D. 8 feet
=
480 x 1 ÷ 12 = 40 ft
Answer: B
Chapter 3 Review
10. SHORT RESPONSE Rita bought 5.7 pounds of
bananas and 2.8 pounds of apples. Write a
multiplication expression and find the total cost
for the fruit. Round to the nearest cent.
Chapter 3 Review
10. SHORT RESPONSE Rita bought 5.7 pounds of
bananas and 2.8 pounds of apples. Write a
multiplication expression and find the total cost
for the fruit. Round to the nearest cent.
5.7 x $0.59 + 2.8 x $1.99 =
$3.363
+
$3.36 +
$8.93
$5.572 =
$5.57
Chapter 3 Review
11. Malabar Middle School is raising money for a
local charity. Their goal is to raise $500 by their
holiday break. If they have 10 days before their
break, what is a reasonable amount that they
should collect each day to reach their goal?
F. $5
G. $25
H. $50
I. $100
Chapter 3 Review
11. Malabar Middle School is raising money for a
local charity. Their goal is to raise $500 by their
holiday break. If they have 10 days before their
break, what is a reasonable amount that they
should collect each day to reach their goal?
$500
$x
F. $5
10 days
1 day
G. $25
$500 x 1 ÷ 10 = $50
H. $50
I. $100
=
Answer: H
Chapter 3 Review
12. Ignacio cut the board shown into 4.5 –inch
pieces. How many pieces can he cut?
A. 6
B. 7
C. 8
D. 9
Chapter 3 Review
12. Ignacio cut the board shown into 4.5 –inch
pieces. How many pieces can he cut?
A. 6
B. 7
C. 8
D. 9
40.5 in ÷ 4.5 in = 9
Answer : D
Chapter 3 Review
13. The table below shows times from the Men’s 4 ×
100 meter Medley. The four swimmers each swam
100 meters. Suppose each swimmer swam the same
amount of time. How long did each United States
swimmer swim in the race?
F. 67.335 s
G. 67 s
H. 52.335 s
I. 52 s
Chapter 3 Review
13. The table below shows times from the Men’s 4 ×
100 meter Medley. The four swimmers each swam
100 meters. Suppose each swimmer swam the same
amount of time. How long did each United States
swimmer swim in the race?
F. 67.335 s
G. 67 s
H. 52.335 s
I. 52 s
3 min and 29.34 sec =
209.34 sec ÷ 4 = 52.335 s
Answer : H
Chapter 3 Review
14. EXTENDED RESPONSE Wesley lives in an
apartment and would like to have his own
vegetable garden. His city offers garden plots, but
he has to pay for the fencing. Use A = w.
Part A Find the missing
measurement for each plot.
Part B Which plot requires
the least amount of fencing?
Part C Which plot has the
greatest area?
Chapter 3 Review
Plot A
l = 20 ft
p = 60.4 ft
Chapter 3 Review
14. EXTENDED RESPONSE Wesley lives in an
apartment and would like to have his own
vegetable garden. His city offers garden plots, but
he has to pay for the fencing. Use A = w.
Part A Find the missing
measurement for each plot.
greatest area?
Plot A
l = 20 ft
p = 60.4 ft
Plot B
A= 204.48 ft²
h = 16
Chapter 3 Review
14. EXTENDED RESPONSE Wesley lives in an
apartment and would like to have his own
vegetable garden. His city offers garden plots, but
he has to pay for the fencing. Use A = w.
Part A Find the missing
measurement for each plot.
greatest area?
Plot A
l = 20 ft
p = 60.4 ft
Plot B
A= 204.48 ft²
h = 16
Plot C
l = 14.3 ft
p = 57.2 ft
Chapter 3 Review
14. EXTENDED RESPONSE Wesley lives in an
apartment and would like to have his own
vegetable garden. His city offers garden plots, but
he has to pay for the fencing. Use A = w.
Part B Which plot requires
the least amount of fencing?
Plot A
p = 60.4 ft
Plot C
Plot B
p = 57.56 ft
Plot C
p = 57.2 ft
Chapter 3 Review
14. EXTENDED RESPONSE Wesley lives in an
apartment and would like to have his own
vegetable garden. His city offers garden plots, but
he has to pay for the fencing. Use A = w.
Part C Which plot has the
greatest area?
Plot A
A = 204 ft²
Plot C
Plot B
A = 204.48 ft²
Plot C
A = 204.49 ft²
Chapter 3 Review
Agenda Notes
Homework–
Homework Practice OAA – CH3a
Due Thursday, April 10
Final Exam
Friday, April 25

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