Real Number System Review

Real Number System Review

Assessment

Flashcard

Mathematics

8th - 9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a terminating decimal?

Back

A terminating decimal is a decimal that has a finite number of digits after the decimal point. For example, 0.75 is a terminating decimal.

2.

FLASHCARD QUESTION

Front

What is a repeating decimal?

Back

A repeating decimal is a decimal that has one or more digits that repeat infinitely. For example, 1/3 = 0.333... is a repeating decimal.

3.

FLASHCARD QUESTION

Front

How can you determine if a fraction will result in a terminating or repeating decimal?

Back

A fraction will have a terminating decimal if its denominator (in simplest form) has only the prime factors 2 and/or 5. If it has any other prime factors, it will be a repeating decimal.

4.

FLASHCARD QUESTION

Front

What is the approximate value of √7 rounded to the nearest hundredth?

Back

The approximate value of √7 rounded to the nearest hundredth is 2.65.

5.

FLASHCARD QUESTION

Front

How do you estimate the square root of a number?

Back

To estimate the square root, find two perfect squares between which the number lies. For example, √95 is between √81 (9) and √100 (10).

6.

FLASHCARD QUESTION

Front

Classify the number -23. What types of numbers does it belong to?

Back

-23 is a real number, a rational number, and an integer.

7.

FLASHCARD QUESTION

Front

True or False: All integers are whole numbers.

Back

False. Whole numbers are non-negative integers (0, 1, 2, ...), while integers include negative numbers as well (-1, -2, ...).

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