Math Kart: Real Numbers Final Race

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction; it is a non-ending, non-repeating decimal.

Front

What are natural numbers?

Back

Natural numbers are the set of positive integers starting from 1 (1, 2, 3, ...).

Front

What are whole numbers?

Back

Whole numbers are the set of non-negative integers, including zero (0, 1, 2, 3, ...).

Front

What are integers?

Back

Integers are the set of whole numbers that can be positive, negative, or zero (..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

What is the square root of 25?

Back

The square root of 25 is 5.

Front

What is the approximate value of π?

Back

The approximate value of π is 3.14.

Front

Which two integers does √40 fall between?

Back

√40 falls between 6 and 7.

Front

What is the smallest subset of real numbers?

Back

The smallest subset of real numbers is the set of natural numbers.

Front

What is a non-ending, non-repeating decimal?

Back

A non-ending, non-repeating decimal is an irrational number.