What's the Opposite?
What is the opposite of -10/7 ?
10/7
withdrawal of $50
-50
What is .75 as a fraction in simplest form?
3/4
Convert 1/4 to a decimal.
.25
If you are reading a lengthy word problem describing a numberline, what is a good clue to tell you what zero means?
Look where it says "above or below."
Usually the word(s) after that term is what zero means!
What is the opposite of 5/8 ?
-5/8
Debt of $500
-500
Convert .05 to a fraction in simplest form.
1/20
Convert -3/10 to a decimal.
-0.3
On a vertical numberline, I plotted a bird flying 100 feet above sea level and a scuba diver diving 50 feet below sea level. What would zero represent on this numberline?
at sea level
What is the opposite of 9/7 ?
-9/7
16 degrees Celsius
16
Convert -.5 to a fraction in simplest form
-1/2
Convert 1/20 to a decimal.
.05
I am looking at my bank account.
This month, I withdrew $50, which would be -50 on a numberline.
This month, I deposited $10, which would be positive 10 on a numberline.
What would zero mean in this situation?
The original amount of money in my bank account before putting in and taking out money
What is the opposite of the opposite of -1/2 ?
-1/2
Deposit of $250
250
Convert -3.25 to a fraction in simplest form.
-3 1/4
Convert -4.5 to a mixed number in simplest form.
-4 1/2
Starting at his home, Jackson walked 8 blocks east (positive 8 on numberline). He turned around and went home, then walked 7 blocks west to go out for ice cream (-7 on numberline).
What does zero represent in this situation?
Jackson's house
What is the opposite of 3 1/2 ?
-3 1/2
at sea level
0
Convert -.4 to a fraction in simplest form
-2/5
Convert -3/5 to a decimal.
-.6
Kayley and Maria weighed the same amount.
This month, Kayley lost 5 pounds, -5 on a numberline.
Maria gained 5 pounds, positive 5 on a numberline.
What would zero mean in this situation?
The girls' original weight