Adding and Subtracting Integers
5 + 4 =
The temperature was -3 degrees F but raised 1 degree F. What was the new temperature?
What is -2 degrees F?
6 + 15 = e
Solve for e
What is 21?
Emily bought some ice cream cones which cost $24. She paid $m and got back $6 of change. Find m.
What is m is equal to $30?
The property of addition that states that you can add in any order.
What is the commutative property of addition?
-3 + (-2) =
What is -5
Jessica was given $20 for her birthday. She bought a pair of shoes for $25. What was her new balance?
What is $-5?
16 + k = 19
Solve for k
What is 3?
In the morning, there were 56 people at the beach. later at noon n people arrived at the beach. There were then 126 people at the beach. How many people arrived at the beach at noon?
What is 70 people arrived at the beach at noon?
The property of addition that states that when you add, you can group the numbers in any combination.
What is the associative property of addition?
5 - (-5) =
What is 10?
At 6am, the temperature in Eastbourne was -2 degrees Celsius. By 2pm it had risen by 6 degrees Celsius. What was the temperature in Eastbourne now?
What is 4 degrees C?
m - 8 = 13
Solve for m
What is 21?
In the morning, there were 56 people at the beach. later at noon n people arrived at the beach. There were then 126 people at the beach. What expression would you use to solve this problem?
What is 56 + n = 126?
4 + 5 = 5 + 4 is an example of which property of addition?
What is the commutative property of addition?
-9 + 4 =
What is -5?
Susan’s bank account was $154 negative before she deposited $200. What was her new balance?
What is $46?
r + 20 = 36
Solve for r
What is 16?
The 2 cashiers in the restaurant noted that there were 243 mugs of hot chocolate and r mugs of coffee sold last week. The total number of mugs sold was 752 mugs in all last week. Solve for r.
What is r is equal to 509?
(3+4)+5 = 3+(4+5) is an example of which property of addition?
What is the associative property of addition?
-6 - (-7) =
What is 1?
Suppose the temperature outside is 4 degrees F and it dropped 3 degrees F per hour for three hours. What was the temperature at the end of the third hour?
What is -5 degrees?
54 - n = 24
Solve for n
What is 30?
The train was scheduled to leave at 50 minutes after noon but due to maintenance, the train left x minutes later than the scheduled time. At the end, the train left 85 minutes after noon. Find x
What is x is equal to 35 minutes?
Explain what the commutative and associative properties of addition are.
Open answer.