Understanding Absolute Values and Changes

The video tutorial covers the concept of absolute value, explaining it as the distance from zero on a number line. It includes examples and exercises to illustrate how to calculate absolute values and apply them to real-world scenarios, such as bank overdrafts and weight changes. The tutorial emphasizes that absolute values are always positive and explores the relationship between numbers and their opposites.

What is the absolute value of -7?

• -7

• 14

• 0

• 7

If the absolute value of a number is 10, what could the number be?

• Neither

• Both 10 and -10

• -10

• 10

Mrs. Owens had a checkbook balance of -45 dollars. What is the magnitude of the amount overdrawn?

• 0

• 90

• -45

• 45

Maria's weight changed by -4 pounds due to illness. How much weight did she lose?

• 4 pounds

• 0 pounds

• -4 pounds

• 8 pounds

Frank deposited $100 and withdrew $25. What is the total amount he added to his account?

• $25

• $125

• $100

• $75

Meg's card has an absolute value of 8. What could be the number on her card?

• -8

• 8

• Neither

• Both 8 and -8

Which of the following numbers has an absolute value greater than 3?

• 2

• -2

• -1

• 4

Julia found the absolute value of -6 to be -6. Is she correct?

• Yes

• No, it should be 6

• No, it should be 0

• No, it should be -12

Carl and Angela are debating about absolute values. Who is correct?

• Neither is correct

• Both are correct

• Carl: Two integers can have the same absolute value

• Angela: One integer can have two absolute values

Jamie claims he can find two numbers for any absolute value. Is he correct?

• No, except for negative numbers

• No, except for zero

• Yes, always

• No, except for positive numbers