Chapter 2

Question 1

Absolute Value

Answer 1

Is the distance of the number from zero.

Question 2

Additive Identity

Answer 2

The number 0 is this because adding 0 to any number does not change the number.

Question 3

Additive Inverse

Answer 3

The number you need to add to a given number to get a sum of zero.

Question 4

Distributive Property

Answer 4

For any a, b, and c, a(b+c)= ab + ac.

Question 5

Equivalent

Answer 5

Equal in value, function, or meaning

Question 6

Improper Fraction/ Fraction Greater Than One

Answer 6

A fraction in which the numerator is higher than the denominator.

Question 7

Four-Quadrant Graph

Answer 7

A coordinate grid with four quadrants

Question 8

Integers

Answer 8

The set of numbers {…, -3, -2, -1, 0, 1, 2, 3,…}

Question 9

Interval

Answer 9

A set of numbers between two given numbers.

Question 10

Mixed Number

Answer 10

A number that consists of an integer and a fraction.

Question 11

Rational Numbers

Answer 11

Fraction

Question 12

Repeating Decimal

Answer 12

A decimal that has an infinite number of a digit sequence

Question 13

Scaling

Answer 13

The ratio between the length of a representation and the corresponding length of the actual object

Question 14

Terminating Decimal

Answer 14

A decimal with a finite number of non-zero digits