INTEGERS IN EVERYDAY LIFE TASK

Transcription

1 Name: Class #: INTEGERS IN EVERYDAY LIFE TASK 1: 1. You open a bank account with $ you received from your grandmother for your birthday. You were given a checkbook your ceckbook has a ledger for you to record your transaction. Use the ledger below to record you banking activities. BANKING ACTIVITY: NOTE: ON AUGUST 12, YOUR BEGINNING BALANCE IS $ ) ON SEPTEMBER 16, You received a check fron your uncle in the amount of $ for your birthday. 2.) ON SEPTEMBER 16, You received a check from your parents for $ for your birthday. 3.) ON SEPTEMBER 17, You purchase a pair of jeans from Macys $ ) ON SEPTEMBER 18, $5.19 magically appeared in your wallet. 5.) ON SEPTEMBER 19, You purchased DVD from WAL-MART for $ ) ON SEPTEMBER 20, You bought dinner for friends in the amount $ Description of DEPOSITORY / CREDIT DATE Payment / Debit (-) BALANCE Transaction (+) Money from Grandma $ $40.00 Ending Balance 1

2 Name: Class #: Task 2: A reef explorer dives 25 feet to photograph brain coral and then rises 16 feet to travel over a ridge before diving 47 feet to survey the base of the reef. Then the diver rises 29 feet to see an underwater cavern. What is the location of the cavern in relation to sea level. Strategy for Problem Solving What I Know What Do I Want To Find Out Write a number sentence to find the location of the cavern in relation to sea level. Then solve it. Represent the location of the cavern in relation to sea level. On a number line. 2

3 Task 3: Write a number sentence to represent a change on a number line, and use the number line to represent the number sentences? A stock s starting price per share is $51.47 at the beginning of the week. During the week, the price changes by gaining $1.22, then loosing $3.47, then losing $2.11, then losing $0.98, and finally gaining $2.41. What is the ending stock price? What I Know Strategy for Problem Solving What Do I Want To Find Out Write a number sentence to find the ending stock price. Then solve it. Represent your answer on a number line 3

4 Task 4: Hiking Trail A sign at the start of a hiking trail state you are 320 feet below sea level. At the end of the trail another sign states you are 880 feet above sea level. 1. Write a verbal model of the situation 2. Find the change in elevation 3. Explain the rule you used 4. What is the change in elevation? Represent the change in elevation on the number line. 4

5 Task 5: In the morning, the temperature was -3 0 F. In the afternoon, the temperature was 21 0 F. What was the change in temperature? 1. Write a number sentence for the situation 2. Find the change in temperature 3. Explain the rule you apply 4. What is the change in temperature? Represent the change in temperature on the number line: 5

6 Task 6: Mt. Everest, the highest elevation in Asia, is 29,028 feet above sea level. The Dead Sea, the lowest elevation, is 1,312 feet below sea level. What is the difference between these two elevations? What I Know Strategy for Problem Solving What Do I Want To Find Out Write a number sentence for the situation Find the change in elevation Represent the change in elevation on the number line 6

7 Task 7: In Buffalo, New York, the temperature was - 14 F in the morning. If the temperature dropped 7 F, what is the temperature now? Task 8: A submarine was situated 800 feet below sea level. If it ascends 250 feet, what is its new position? Task 9: Maggie owes the candy store $35. Each of 5 friends will help her pay off her debt. How much will each friend pay? Task 10: Lilly bought 4 pairs of blue jeans at $32 each. How much money did she pay the clerk? Task 11: A submarine was situated 450 feet below sea level. If it descends 300 feet, what is its new position? Task 12: In the Sahara Desert one day it was 136 F. In the Gobi Desert a temperature of -50 F was recorded. What is the difference between these two temperatures? Task 13: Metal mercury at room temperature is a liquid. Its melting point is - 39 C. The freezing point of alcohol is C. How much warmer is the melting point of mercury than the freezing point of alcohol? 7