Unit 1-2: Classifying Rational Numbers HW

Front

What are integers?

Back

Whole numbers that can be positive, negative, or zero.

Front

Which of the following is an integer: 4.2, 4, -4.2, 4/3?

Back

4 is an integer.

Front

What is a subset of integers?

Back

Whole numbers are a subset of integers.

Front

What type of number is Pi?

Back

Pi is an irrational number.

Front

Are irrational numbers considered real numbers?

Back

Yes, irrational numbers are always real numbers.

Front

Define rational numbers.

Back

Numbers that can be expressed as a fraction of two integers.

Front

What is an example of a rational number?

Back

1/2 is a rational number.

Front

What are whole numbers?

Back

Whole numbers are non-negative integers (0, 1, 2, 3, ...).

Front

Is -1 a whole number?

Back

No, -1 is not a whole number.

Front

What is the difference between rational and irrational numbers?

Back

Rational numbers can be expressed as fractions; irrational numbers cannot.