PRE TEST: Signed Numbers

Which situation could be represented by –18?

• A loss of 18 points

• A distance of 18 meters above sea level

• A temperature of 18 degrees above zero Fahrenheit

• A gain of $18

Which situation could be represented by –11?

• A depth of 11 feet below sea level

• A jump to 11 inches above the ground

• A score increase of 11 points

• A gain of 11 points in a game

Which situation could be represented by –15?

• A temperature drop of 15 degrees

• A speed increase of 15 miles per hour

• A gain of 15 points in a football game

• A deposit of $15 into a bank account

–20 represents the location of a fish 20 feet below sea level. 20 represents the location of a hot air balloon 20 feet above sea level.

What does zero represent in this situation?

• Sea Level

• The speed at which the balloon travels

• The speed at which the fish travels

• The air temperature

–5 represents 5 minutes before a concert starts. 5 represents 5 minutes after the concert starts. What does zero represent in this situation?

• The time when the concert starts

• The number of people who are sitting before the concert starts

• The number of people who are sitting after the concert starts

• The length of the concert from beginning to end

–35 represents the starting location of a race car that is 35 yards behind the starting line. 35 represents the ending location of a race car that is 35 yards in front of the starting line.

• The location of the starting line

• The speed at which the race car travels

• The time it takes the race car to go from its original location to the starting line

• The time it takes the race car to go from the starting line to where it stops

Which number would go outside the circles?

• 6/7

• 3

• -8

• 0

Which number would go outside the circles?

• 0.3

• 2

• -7

• 0

Which number would go outside the circles?

• 7/9

• 6

• -9

• 0