Understanding Integer Word Problems

This video tutorial covers integer problems for class 7 students. It includes three main problems: calculating temperature changes, determining airplane altitude changes, and scoring in a competition. Each problem is solved step-by-step, demonstrating the use of integers in real-world scenarios. The video aims to enhance students' understanding of integer operations and their applications.

What was the initial temperature of the water in the plastic bag?

• 0° Celsius

• 11° Celsius

• -5° Celsius

• 6° Celsius

What is the final temperature of the water after being placed in the refrigerator?

• 6° Celsius

• -5° Celsius

• 11° Celsius

• 0° Celsius

How much did the temperature decrease when the water was placed in the refrigerator?

• 1° Celsius

• 5° Celsius

• 11° Celsius

• 6° Celsius

What was the initial altitude of the airplane?

• 100 meters

• 1660 meters

• 240 meters

• 1800 meters

How much did the airplane descend before ascending again?

• 1800 meters

• 100 meters

• 240 meters

• 1660 meters

What is the final altitude of the airplane after it ascends again?

• 1800 meters

• 1660 meters

• 240 meters

• 100 meters

How many times did team A win in the competition?

• 3 times

• 20 times

• 6 times

• 11 times

What is the point value for a win in the competition?

• 0 points

• -1 point

• -2 points

• 2 points

How many times did team A draw in the competition?

• 11 times

• 20 times

• 3 times

• 6 times

What is the total score for team A after all matches?

• 0 points

• 22 points

• 7 points

• -12 points