NS.5 - Understand integers, opposites, absolute value and real world connections.
WARM-UP
Integer "AHA" Words - Pick 5
1) Write a gain of 15 pounds 2) Write a withdrawal of $150
3) Ascended 7 steps 4) I made a profit of $32.00
5) A temperature of 72 ° above zero 6) 324 feet below sea level
3) Ascended 7 steps 4) I made a profit of $32.00
5) A temperature of 72 ° above zero 6) 324 feet below sea level
Integers and Number Lines - Pick 5
MINI LESSON - INDEPENDENT WORK/SHARE OUT/DISCUSSION
1) Ms. Ross is operating an amphibious vehicle that can function as an airplane, boat or submarine. There is a dial on the control panel that displays her elevation relative to sea level.
a) Use a rational number to represent Ms. Ross' elevation as she flies 1,200 feet above sea level.
b) Use a rational number to represent Ms. Ross' elevation as she travels 500 feet below sea level.
c) What does zero represent in the scenario above?
2) Mr. Greenley has invested a substantial amount of money in the stock market. He has a computer program that tracks his gains and losses relative to his initial investment.
a) Use a rational number to represent a loss of 700 dollars.
b) Use a rational number to represent a gain of 920 dollars.
c) What does zero represent in the scenario above?
3) Juanita has $56.72 in her checking account. She made a debit of $32.47 and has two credit of $45.98 and $3.76. What is the ending balance of Juanita’s checking account?
4) The molecule hydrogen has 4 proton (+ charges) and 2 electrons (- charge). If this is the case, what is the charge of the molecule hydrogen?
a) Use a rational number to represent Ms. Ross' elevation as she flies 1,200 feet above sea level.
b) Use a rational number to represent Ms. Ross' elevation as she travels 500 feet below sea level.
c) What does zero represent in the scenario above?
2) Mr. Greenley has invested a substantial amount of money in the stock market. He has a computer program that tracks his gains and losses relative to his initial investment.
a) Use a rational number to represent a loss of 700 dollars.
b) Use a rational number to represent a gain of 920 dollars.
c) What does zero represent in the scenario above?
3) Juanita has $56.72 in her checking account. She made a debit of $32.47 and has two credit of $45.98 and $3.76. What is the ending balance of Juanita’s checking account?
4) The molecule hydrogen has 4 proton (+ charges) and 2 electrons (- charge). If this is the case, what is the charge of the molecule hydrogen?
TEAM CHALLENGE
It's Warmer in Miami
One morning the temperature is -28∘ in Anchorage, Alaska, and 65∘ in Miami, Florida. How many degrees warmer was it in Miami than in Anchorage on that morning?
Mile High
Denver, Colorado is called “The Mile High City” because its elevation is 5280 feet above sea level. Someone tells you that the elevation of Death Valley, California is −282 feet.
a) Is Death Valley located above or below sea level? Explain.
b) How many feet higher is Denver than Death Valley?
c) What would your elevation be if you were standing near the ocean?
One morning the temperature is -28∘ in Anchorage, Alaska, and 65∘ in Miami, Florida. How many degrees warmer was it in Miami than in Anchorage on that morning?
Mile High
Denver, Colorado is called “The Mile High City” because its elevation is 5280 feet above sea level. Someone tells you that the elevation of Death Valley, California is −282 feet.
a) Is Death Valley located above or below sea level? Explain.
b) How many feet higher is Denver than Death Valley?
c) What would your elevation be if you were standing near the ocean?