Exploring Positive and Negative Numbers in 6th Grade Math

This video tutorial covers unit 7, lesson 1 on positive and negative numbers. It includes examples of comparing temperatures and elevations, calculating changes in a whale's elevation, and solving problems involving fractions and decimals. The tutorial also demonstrates solving equations related to water bottles and finding the missing side length of a rectangle using area calculations.

What is the temperature at midnight if it was 8 degrees at nightfall and dropped 10 degrees?

• 2 degrees

• -2 degrees

• -10 degrees

• 10 degrees

What is the diver's elevation after swimming up 15 feet from 25 feet below sea level?

• 15 feet

• -25 feet

• 10 feet

• -10 feet

Which temperature is warmer?

• 15 degrees

• 0 degrees

• -15 degrees

• -11 degrees

Which elevation is farther from the surface of the ocean?

• 10 feet

• -8 feet

• -10 feet

• 0 feet

What is the whale's elevation after swimming down 300 feet from sea level?

• 300 feet

• 0 feet

• -150 feet

• -300 feet

What is the whale's elevation after swimming down an additional 150 feet from -300 feet?

• -300 feet

• -450 feet

• -150 feet

• -600 feet

How do you calculate a number that is equal to 2.1 over 1.5?

• Subtract both by 10

• Multiply both by 10

• Add both by 10

• Divide both by 10

If Andre drinks 15 ounces of water, which is three-fifths of a bottle, how much does the bottle hold?

• 20 ounces

• 25 ounces

• 35 ounces

• 30 ounces

How many ounces of water are left in a bottle if Jada drank 8.5 ounces from a 15-ounce bottle?

• 7.5 ounces

• 7 ounces

• 6.5 ounces

• 6 ounces

What is the missing side length of a rectangle with an area of 24 square units and one side length of 2.75 units?

• 8.8 units

• 8 units

• 8.75 units

• 8.5 units