Problem #8A problem solving approach to mathematics for elementary school teachers c. 9e. na. (5)f. 3+x2. Simplify each of the following expressions.b. "(¯x)a.|3|73/Evaluate each of the following expressions.c. 7/-3/b. |15|d. -|6|4. Use the absolute value definition of addition to find the3.following sums.a. 5 +318d. 6chip model.b. 5 + 31a. 2+55. Demonstrate each of the following additions using thec. 3+3b. 5+2d. 6 + 4number line model.6. Demonstrate each of the additions in exercise 5 using a7. Use a number line model to find the following differences.a. 3-2c. 5-738. Do exercise 7 using the chip model.b. 4-3d. 4 - 626°F in Iceland and 104°Fthe difference in temperatures?11. In each of the following problems,subtraction statement and then sca. Camille has a balance of $45deposits a check for $62. Howhave now?9. Use patterns to show the following results.a. 2-3 = 1b. 3 - 2 = 510. In each of the following problems, write an addition orsubtraction statement and then solve the problem.a. The hottest temperature ever recorded in the stateof Arizona, 128°F, occurred on June 29, 1994, at LakeHavasu. The lowest temperature in the state, -40°F,was recorded at Hawley Lake on January 7, 1971.What was the difference between hottest and lowesttemperatures?b. Barbara made a cup of coffee with a temperatureof 90°C. She left it to cool, but forgot about it for 20minutes, and its temperature dropped by 74°C. Shereheated her coffee in the microwave, which increasedits temperature by 58°C, and then she drank it. Howhot was her coffee at the point of drinking?b. How much of an overdraft-but only have $128 in the bc. One long weekend in Vegafirst night, lost $174 the sethe third night. What wasor loss?d. Mr. and Mrs. Ramirez hAt the end of the monththe telephone bill of $9electricity bill of $145.Mrs. Ramirez need toclear their overdraft Fthese bills?12. The Giants football teabut gained 22 yards oryards gained or lost a13. In golf, "par" is a scoscore would be repoabove par. If you gobe reported as a neYour goal is to getbut not over par. Lc. At 4 P.M., the temperature in Barcelona was 28°C. By2 A.M., it had dropped by 15°C, but by 10 A.M. thefollowing morning it had risen by 11°C. What was thetemperature in Barcelona at 10 A.M.?arasw ji bine doost tud noolt disanbelow par on holescore after hole 314. Compute each oa. 2- (7 + 10c. 2-7 +315. Write an additfollowing sena. A visitor ithen lostworth?b. In a gamturns anend of

Given information: Aim: To solve the above questions using chip method. Basic information:…

Answered: num 7. Use a number line model to find…

num 7. Use a number line model to find the following differences. a. 3-2 b. 4-3 c. 5-73 d. 4-6 8 Do exercise 7 using the chip model. show the following roou

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

Problem #8

A problem solving approach to mathematics for elementary school teachers

c. 9
e. n
a. (5)
f. 3+x
2. Simplify each of the following expressions.
b. "(¯x)
a.
|3|
73/
Evaluate each of the following expressions.
c. 7/-3/
b. |15|
d. -|6|
4. Use the absolute value definition of addition to find the
3.
following sums.
a. 5 +31
8
d. 6
chip model.
b. 5 + 31
a. 2+5
5. Demonstrate each of the following additions using the
c. 3+3
b. 5+2
d. 6 + 4
number line model.
6. Demonstrate each of the additions in exercise 5 using a
7. Use a number line model to find the following differences.
a. 3-2
c. 5-73
8. Do exercise 7 using the chip model.
b. 4-3
d. 4 - 6
26°F in Iceland and 104°F
the difference in temperatures?
11. In each of the following problems,
subtraction statement and then sc
a. Camille has a balance of $45
deposits a check for $62. How
have now?
9. Use patterns to show the following results.
a. 2-3 = 1
b. 3 - 2 = 5
10. In each of the following problems, write an addition or
subtraction statement and then solve the problem.
a. The hottest temperature ever recorded in the state
of Arizona, 128°F, occurred on June 29, 1994, at Lake
Havasu. The lowest temperature in the state, -40°F,
was recorded at Hawley Lake on January 7, 1971.
What was the difference between hottest and lowest
temperatures?
b. Barbara made a cup of coffee with a temperature
of 90°C. She left it to cool, but forgot about it for 20
minutes, and its temperature dropped by 74°C. She
reheated her coffee in the microwave, which increased
its temperature by 58°C, and then she drank it. How
hot was her coffee at the point of drinking?
b. How much of an overdraft-
but only have $128 in the b
c. One long weekend in Vega
first night, lost $174 the se
the third night. What was
or loss?
d. Mr. and Mrs. Ramirez h
At the end of the month
the telephone bill of $9
electricity bill of $145.
Mrs. Ramirez need to
clear their overdraft F
these bills?
12. The Giants football tea
but gained 22 yards or
yards gained or lost a
13. In golf, "par" is a sco
score would be repo
above par. If you go
be reported as a ne
Your goal is to get
but not over par. L
c. At 4 P.M., the temperature in Barcelona was 28°C. By
2 A.M., it had dropped by 15°C, but by 10 A.M. the
following morning it had risen by 11°C. What was the
temperature in Barcelona at 10 A.M.?
arasw ji bine doost tud noolt disan
below par on hole
score after hole 3
14. Compute each o
a. 2- (7 + 10
c. 2-7 +3
15. Write an addit
following sen
a. A visitor i
then lost
worth?
b. In a gam
turns an
end of

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