Adding Integers
-1/2 x 6
-3
-4.23 + 9.08
4.85
14+(-9)+(-20)=
What is -15
-7-10=
-17
Rewrite -4.6 - -7.2 as addition.
-4.6 + 7.2
How do you add two same signed integers?
What is "add 'em & keep the sign"
Write as addition and solve: 12-(-19)
What is 12+(+19)
(10*-2)/5
What is -4
If you are diving from a diving board that is 20 feet in the air and you touch the bottom of of the pool in the 10 foot section, how far did you fall?
30 feet
How do you add different signed integers?
What is "remember to subtract and keep the sign of the larger one"
Your checking account is overdrawn by $50. You write a check for $20. What is the balance in your account?
What is "addition of the opposite"
Suppose the temperature outside is dropping 3 degrees each hour. How much will the temperature change in 8 hours?
What is "positive"
Over the past seven days, Mrs. Cho found that the temperature outside had dropped a total of 35 degrees. Find the average change in temperature each day.
What is "the answer to a division question"
The temperature falls from 15 degrees to -10 degrees. What is the difference in temperatures?
25