Intro to Absolute Value

What does the absolute value represent in mathematical terms?

• The maximum value a number can reach

• The sum of a number and its negative

• The distance of a number from zero on a number line

• The product of a number and its reciprocal

What should you do first when calculating the absolute value of an expression like 4 minus 9?

• Subtract the numbers

• Multiply the numbers

• Add the numbers

• Divide the numbers

If you calculate 4 minus 9, what is the absolute value of the result?

• 3

• 5

• -5

• 13

Why can't distances on a number line be negative?

• Because negative numbers do not exist

• Because distance is always measured as a positive quantity

• Because all numbers are positive

• Because the number line only extends in one direction

What is the result of the absolute value of 7 plus 12?

• 5

• 19

• 12

• 7