Opposites on the Number Line

The video tutorial covers the concept of finding opposites of numbers and their representation on a number line. It explains how to determine the opposite of a number and describes its location relative to zero. The tutorial also applies this concept to real-world situations, such as financial transactions and temperature changes, illustrating how opposites can be used to represent different scenarios. The video includes exercises on plotting opposites on a number line and interpreting the meaning of zero in various contexts.

What is the opposite of -5 on the number line?

• 0

• -10

• 5

• 10

If the opposite of 10 is plotted on a number line, where would it be located?

• At zero

• 10 units to the left of zero

• 10 units to the right of zero

• 5 units to the left of zero

What is the opposite of the number 9 when plotted on a number line?

• 18

• 0

• -9

• 9

Which point represents the opposite of -4 on a number line?

• -4

• 0

• 4

• -8

What integer represents the opposite of a positive charge of 7?

• -7

• 14

• 0

• 7

If you deposit $25, what is the opposite action?

• Withdraw $50

• Withdraw $25

• Deposit $25

• Deposit $50

If the temperature rises by 45 degrees Celsius, what is the opposite change?

• A decrease of 45 degrees Celsius

• A rise of 45 degrees Celsius

• A rise of 90 degrees Celsius

• No change

What is the opposite of a loss of 13 pounds?

• A loss of 26 pounds

• A gain of 26 pounds

• A gain of 13 pounds

• No change

What does zero represent when plotting a credit and debit of $38 on a number line?

• A balance of $38

• A credit of $38

• No change in balance

• A debit of $38

On a number line, what does zero represent when plotting 40 degrees Celsius above and below zero?

• 40 degrees Celsius

• Zero degrees Celsius

• 20 degrees Celsius

• 80 degrees Celsius