Grade 8 Day 1: Rational and Irrational Numbers

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

What happens when a non-zero real number is multiplied by itself?

Back

The result will always be positive.

Front

How do you compare two numbers using <, >, or =?

Back

Use < if the first number is less than the second, > if it is greater, and = if they are equal.

Front

Back

There are no real solutions; the solutions are imaginary.

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Back

Front

Back

Front

What is the square root of a negative number?

Back

The square root of a negative number is not a real number; it is an imaginary number.

Front

What is the difference between a rational and an irrational number?

Back

Rational numbers can be expressed as fractions, while irrational numbers cannot.

Front

Back