10.3 aim 8 integer word problems.notebook

10.3 Aim 8 Integer Word Problems.notebook

1

October 10, 2017

1) Take out last night's HWnone

2) Copy down tonight's HWWorksheet - Aim 8.1

Do - Now Review: Answer

a) -6(-3) b) 15 - (-4) c) 12 ÷ (-4)

Aim #8: How do we solve integer word problems?


2

October 10, 2017

Find the difference. Draw a picture!

Rules if the numbers are on opposite sides of the number line you add

if they are on the same side you use normal subtraction (big little)


3

October 10, 2017

Rules if the numbers are on opposite sides of the number line you add

if they are on the same side you use normal subtraction (big little)

you must then decide which direction you moved. Positve or Negative?!

Draw a picture!Find the change (positively changing or negatively changing?)


4

October 10, 2017

1) A submarine was situated 80 feet below sea level. If it ascends 15 feet, what is its new position?

2) A helicopter was hovering at an altitude of 110 feet above sea level. It descended 50 feet to avoid wind turbulence. How far above sea level is the helicopter?

3) The temperature at 5 a.m. in New York is 56°. The temperature rose 23 degrees by 1 p.m. What is the temperature at 1 p.m.?

4) At 7:00 A.M., the temperature was 3°C. By 11:00 A.M. the temperature had increased 11°C. What was the average hourly change in temperature?

5) At 6:00 PM the temperature was 78° in Minnesota. A cold front moved in and the temperature proceeded to decrease 8° each hour. What was the temperature at 9:00 PM?

Bonus!

A spruce tree measured 14 feet tall when it was planted in 1989. In 2013 it was grew to 134 feet tall. What was the average yearly growth rate of the height of the tree?

Decreased/Increased...two pictures


5

October 10, 2017

1) A submarine was situated 80 feet below sea level. If it descends 15 feet, what is its new position?

2) A helicopter was hovering at an altitude of 110 feet above sea level. The landing pad is located in a valley that is 25 feet below sea level. What is the distance from the helicopter to the landing pad?

3) The average yearly temperature in New York is 56°. The average yearly temperature in Alaska is ‐11. What is the difference between the yearly average temperatures of New York and Alaska?

4) At 7:00 A.M., the temperature was 9°C. By 11:00 A.M. the temperature had increased to 17°C. What was the average hourly change in temperature?


Bonus!


Decreased/Increased by/to... two pictures


6

October 10, 2017

1) A submarine was situated 80 feet below sea level. If it descends 15 feet, what is its new position?

2) A helicopter was hovering at an altitude of 110 feet above sea level. The landing pad is located in a valley that is 25 feet below sea level. What is the distance from the helicopter to the landing pad?

3) The average yearly temperature in New York is 56°. The average yearly temperature in Alaska is ‐11. What is the difference between the yearly average temperatures of New York and Alaska?

4) At 7:00 A.M., the temperature was 9°C. By 11:00 A.M. the temperature had increased to 17°C. What was the average hourly change in temperature?


Bonus!


Name____________________________________ Mr. BohnHW - Aim 8.1 September 2017


7

October 10, 2017

1) Take out last night's HWaim 8.1

2) Copy down tonight's HWWorksheet - Aim 8.2


a) -6(-3) b) 15 - (-4) c) 12 ÷ (-4)



8

October 10, 2017

1) At 9:00 AM the temperature was -15°C in Anchorage. The temperature proceeded to rise 4°C each hour. What was the temperature at 2:00PM?

2) At 2:00 AM the temperature was -5°C in Vail. The temperature proceeded to drop 3°C each hour. What was the temperature at 8:00AM?

3) This past summer, the highest temperature recorded in Raleigh was 97°F. The coldest temperature recorded this past winter was -3°F. Find the difference between the maximum and minimum temperatures.


9

October 10, 2017

4) A submarine was located –18 feet below the surface of the ocean. The submarine then dove to a depth of –50 feet below the surface of the ocean. What was the change in depth?

5) An underwater volcano has an elevation of –180 feet below the surface of the ocean. After an earthquake, the elevation of the volcano became –10 feet below the surface of the ocean. What was the change in elevation?

6) This morning, Bryan had $80 in his bank account. He withdraw $25 from the ATM machine and was also billed a $3 service charge. How much money is in his account?


10

October 10, 2017

7) A shoreline is changing -8 centimeters each year due to erosion. What is the change in the shoreline over 9 years?

8. (-2)(9) = _______ 9. -54 ÷ 9 = _____ 10. -8 – (-2) = ____

11. -1 + (-9) = ______ 12. (-4)(5)(0)(-1) = _____ 13. -9 – 9 = _____

14. -4 + 7 = _____ 15. -2 + (-3) + 4 = _____ 16. (-8)(7) = _____

17. -5(4) = _____ 18. -8 + 2 = _____ 19. 9(-4) = _____


11

October 10, 2017

Name____________________________________ Mr. BohnHW - Aim 8.2 September 2017


12

October 10, 2017

1) Take out last night's HWAim 8.2

2) Copy down tonight's HWWorksheet - finish the class work from 8.3


a) -9 + (-3) b) -35 - (14) c) -28 ÷ (-4)



13

October 10, 2017

HW Answers


14

October 10, 2017

CW 8.3


15

October 10, 2017


16

October 10, 2017


17

October 10, 2017


18

October 10, 2017


19

October 10, 2017

1) Take out last night's HWfinish classwork 8.3

2) Copy down tonight's HWWorksheet - finish the class work from 8.4


a) -9 + (-3) b) -35 - (14) c) -28 ÷ (-4)



20

October 10, 2017


21

October 10, 2017


22

October 10, 2017


23

October 10, 2017


24

October 10, 2017

10.3 aim 8 integer word problems.notebook

Documents