classify numbers

Front

What is a rational number?

Back

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

Tags

CCSS.5.NBT.A.2

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.

Tags

CCSS.8.NS.A.1

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

What is a whole number?

Back

A whole number is a non-negative integer, which includes zero and all positive integers.

Front

What is a decimal number?

Back

A decimal number is a number that includes a decimal point, representing a fraction of a whole.

Tags

CCSS.4.NF.C.6

Front

What is the difference between rational and irrational numbers?

Back

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

Front

Is 0.5 a rational number?

Back

Yes, 0.5 is a rational number because it can be expressed as 1/2.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

Is -3 a whole number?

Back

No, -3 is not a whole number; whole numbers are non-negative.

Front

What type of number is 2.75?

Back

2.75 is a rational number because it can be expressed as 275/100.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the set of integers?

Back

The set of integers includes all whole numbers, both positive and negative, as well as zero.