Real Number Systems

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 cannot be written as a ratio of two integers.

Front

Is the number 2.587 rational or irrational?

Back

Rational.

Front

What is the classification of the number π (Pi)?

Back

Irrational.

Front

Can zero be classified as a natural number?

Back

No, zero is not classified as a natural number.

Front

What is the relationship between rational and irrational numbers?

Back

Rational numbers can be represented as fractions, while irrational numbers cannot; they are distinct sets of numbers.

Front

What is the Venn diagram representation of rational and irrational numbers?

Back

Rational and irrational numbers are represented as two separate circles that do not overlap in a Venn diagram.

Front

How do you order numbers from greatest to least?

Back

To order numbers from greatest to least, compare their values and arrange them accordingly.

Front

What is the decimal equivalent of 81%?

Back

0.81.

Front

What is the square root of 5 (√5) approximately equal to?

Back

Approximately 2.236.