Absolute Value & Integers Review

Which of the following IS an integer?

• 1.5

• 3/4

• -20

• -20/10

Which of the following is the definition of absolute value?

• The distance of a number from zero, never negative.

• The opposite of a number (+ or -).

• The multiplicative inverse of a number.

• All whole numbers that are positive or negative, including zero.

Which of the following is the definition of an integer?

• The distance of a number from zero, never negative.

• The opposite of a number (+ or -).

• The multiplicative inverse of a number.

• All whole numbers that are positive or negative, including zero.

Which of the following is the definition of an opposite?

• The distance of a number from zero, never negative.

• The same number but with the opposite sign (+ or -).

• The multiplicative inverse of a number.

• All whole numbers that are positive or negative, including zero.

T/F: Absolute value is always positive.

• True

• False

Evaluate this expression:

| -29 |

• -29

• 29

• 2.9

• 2.90

Evaluate this expression:

| 10 | + 2

• -8

• 2

• 12

• 10

What is the opposite of -78

• 78

• -78

• |70 | - | 8 |

How would you explain the divers position from sea level?

• 10 meters above sea level

• 10 meters below sea level

• At sea level

If someone started with a -$30 balance and wanted to make it to +$55, how much money would they have to add to their account?

• $25

• $85

• -$85

• $30