Integers
Rational Numbers
Adding
Subtracting
100
Is 1/2 an integer?
No
100
True or false? A rational number can NEVER be negative.
False.
100
When adding on a number line which way do you go?
To the right
100
1-(-2)= ?
3
200
Nylah had 5 yards of yarn. She used 2 yards for a hat. How can she use a number line to find the remaining amount of yarn?
Start at 5 and go 2 units to the left.
200
What is the opposite of 2.98
-2.98
200
What is the value of -9 +-8?
-17
200
When a adding a negative number on a number line which way do you go?
To the left
300
Jasmine made a deposit of $25 and afterwards her bank account was 0. Why?
Her account balance was -$25 and when you add opposites your answer will always be 0
300
C
300
Adding a negative number is like _______ .
Subtracting
300
C
400
-9 > 9 True or false?
False
400
Stock at a company sold for $5.30. The price increased $1.25. After one month it decreased $1.00 and again $1.25. What was the price of stock after these changes?
$4.30
400
Name 2 numbers that are 8 units away from 6
14 and -2
400
Ivan is hiking at an elevation of -78 ft. He ascends 23 feet. What is his new elevation?
-55ft
500
List 2 pairs of integers with opposite signs that have a sum of 5
Answers may vary.
9+(-4), 6+(-1), 15+(-10) etc ...
500
The temperature in Georgia is 10 degrees Celsius. The temperature in New York is 12 degrees Celsius colder. Write an equation to show the temperature in New York
The temperature in New York is -2 degrees Celsius
500
1/5 + 2 1/10 - 3/5
1 7/10
500
A fish is 10 ft below sea level. It swims up 3 ft and then dives 8 ft. What is the fish's current depth?
-10+3+(-8)=-15 ft below sea level