Adding & Subtracting Integers

How do you feel about adding integers?

• 
• 
• 

-7 - (-7)

• 0

• 14

• -14

The high temperature Monday was 4 degrees. The low temperature was -7 degrees. What is the difference between the high and low temperatures?

• 21

• 11

• -3

The temperature at 6:00 was 9 degrees below zero. The temperature dropped to 11 degrees below zero at 8:00. What is the difference between temperatures?

• 2 degrees

• 20 degrees

• 19 degrees

What is the rule for subtracting integers?

• Change to addition and use the opposite of the second number.

• Subtract like normal and keep the larger sign.

• Find the opposite of both numbers and then add.

-7 + -6

• 12

• 13

• -13

19 - (-19)

• 38

• 0

• -38

Theo had a balance of -$4 in his savings account. After making a deposit, he has $25 in his account. How much did he deposit into his account?

• $29

• $25

• $4