IXL | Classify rational numbers using a diagram

Use the diagram to help you answer the question below.

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57.4

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43.5

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Which of the following is both an integer and a whole number?

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57.4

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43.5

ref_doc_title.

Learn with an example

question

Use the diagram to help you answer the question below.

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10.1

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191

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Which of the following is both a rational number and a whole number?

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10.1

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191

key idea

Whole numbers are counting numbers and 0.

Examples: 0, 1, 2, 3, …

Integers are counting numbers, their opposites, and 0.

Examples: …, -3, -2, -1, 0, 1, 2, 3, …

Rational numbers can be written as

(where a and b are integers, and b is not zero).

Examples:

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-1, 0,

1.87, -0.59

solution

The diagram shows that all whole numbers are also rational numbers. So, find the whole number section of the diagram.

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10.1

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191

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22 is both a rational number and a whole number.

Looking for more? Try these:

Lesson: Rational numbers

Lesson: Integers

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Teacher tools

Work it out

Not feeling ready yet? These can help:

O.1Understanding integers

Lesson: Rational numbers

Lesson: Integers

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