Exploring Adding and Subtracting Rational Expressions

The video tutorial covers integer operations, including addition, subtraction, multiplication, and division, with practical applications. It explains how to solve problems involving these operations, such as calculating changes in food supply, temperature ranges, and financial transactions. The tutorial also includes mixed operations, emphasizing careful reading to determine the correct operation to apply.

What is the total change in the zoo's elephant food supply for Lizzy and Molly?

• -179 pounds

• -272 pounds

• 272 pounds

• 93 pounds

Where is submarine B located relative to sea level?

• -940 feet

• 586 feet

• -354 feet

• 354 feet

What is Garrett's score after answering two trivia questions?

• 65 points

• -255 points

• -65 points

• 255 points

What is the range in temperatures between Las Vegas and Anchorage in 2017?

• -91 degrees Fahrenheit

• 143 degrees Fahrenheit

• -143 degrees Fahrenheit

• 91 degrees Fahrenheit

How much money is drafted from Justin's bank account in one year by the movie streaming service?

• -$156

• $156

• $13

• -$13

What is the average loss per play for the football team?

• 24 yards

• -24 yards

• 4 yards

• -4 yards

What is the average change in temperature per minute for the pot of water?

• 12 degrees

• -96 degrees

• -12 degrees

• 96 degrees

What is the total change to the stock market in an eight-hour day?

• 304 points

• -304 points

• -38 points

• 38 points

What is the total distance of the building from the roof to the basement floor?

• 56 feet

• -56 feet

• 28 feet

• -28 feet

What is the temperature in Buffalo after 9 hours?

• 9 degrees

• -9 degrees

• 18 degrees

• -18 degrees