Adding, Subtracting, Multiplying and Dividing Positive and Negative Integers

We use the rule "if the signs are the same the answer is positive and if the signs are different the answer is negative" when we are _____________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

Keep Change Change" is used when we ________.

• add integers

• subtract integers

• add the opposite

• multiply integers

We sing the song "same sign add and keep..." when we are _________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

We sing the song "KCC - its easy as 1-2-3" when we are _________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

When a submarine starts at sea level, goes down 250 feet, rises 80 feet, and descends another 18 feet, how would this be shown mathematically?

• 250 + 80 + (-18)

• -250 + 80 - (- 18)

• 250 + -( 80) + (- 18)

• -250 + 80 + (-18)

23 - 47 + 18 - (-12) =

• 6

• -18

• 56

Coach Bob’s football team lost 8 yards, gained 5 yards, and lost 2 yards on their first 3 plays from the line of scrimmage.
The team’s current position is ​​ (a)   yards relative to the original line of scrimmage.
The additive inverse,​ (b)   represents the number of yards the team needs to gain in order to return to the original line of scrimmage.

• -5

• 5

• 15

• -15

Coach Bob’s football team lost 8 yards, gained 5 yards, and lost 2 yards on their first 3 plays from the line of scrimmage.
The team’s current position is ​​ (a)   yards relative to the original line of scrimmage.
The additive inverse,​ (b)   represents the number of yards the team needs to gain in order to return to the original line of scrimmage.

• -5

• 5

• 15

• -15

Match

• 3

• 24 - (-5)

• 11

• -7 - (-10)

• 29

• -3 + 14

• -216

• 72(-3)

• 12

• 18 + (-6)

A negative times a negative is a ___________.

• negative

• positive