Percent Error Warmup

Which words also mean approximate? (check all that apply)

• guess

• exact

• estimate

• close to

Which words mean exact? (Check all that apply)

• correct

• actual

• estimate

• precise

What is the absolute value |-5|?

• -5

• 5

• 0

Mr. Sheridan thinks it will take him 60 minutes to run 8 miles. It really takes him 48 minutes. What is the actual amount in this story?

• 8

• 12

• 25

• 48

• 60

Answer explanation

Estimated Amount : 60

Actual amount : 48

What is the reason that absolute value is always written as a positive?

• Absolute value is talking about numbers so it must be positive.
• Absolute value does not always have to be positive.
• Absolute value is like a clock it has only positive numbers.
• Absolute value is talking about distance, distance is always measured by positive numbers.

Is absolute value always positive?

• yes
• no