Understanding Rational Numbers and Comparisons

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following statements is true regarding the relationship between positive and negative numbers?

Negative and positive numbers are equal.
Positive numbers are greater than negative numbers. (correct)
Negative numbers can sometimes be equal to positive numbers.
Negative numbers are greater than positive numbers.

The number -1 is greater than the number 7.

False (B)

What type of number is always less than positive numbers?

Negative number

In the comparison between 8 and 15, the ______ number is greater.

15 Signup and view all the answers

Match the following numbers with their classification:

7 = Positive Number -1 = Negative Number 8 = Positive Number 15 = Positive Number Signup and view all the answers

Which of the following represents 0.04 in rational form?

$rac{4}{100}$ (A), $rac{1}{25}$ (C) Signup and view all the answers

The number -13 can be represented as $rac{-13}{1}$ in rational form.

True (A) Signup and view all the answers

What is the rational form of 1.24?

$rac{124}{100}$ Signup and view all the answers

The rational form of -525 is $rac{_____}{1}$

-525 Signup and view all the answers

Match the following decimals to their rational forms:

0.42 = $rac{42}{100}$ 3.5 = $rac{35}{10}$ 0 = $rac{0}{1}$ 16 = $rac{16}{1}$ Signup and view all the answers

Flashcards

Rational Number

A number that can be expressed as a fraction, where the numerator and denominator are integers, and the denominator is not zero.

Integer as a Rational Number

A number that can be written as a fraction with a denominator of 1.

Decimal to Rational Conversion

A fraction with a denominator of 100 can be converted to a decimal by moving the decimal point two places to the left.

Decimal to Rational Conversion (2)

A number such as 1.24 can be converted to a fraction by writing it as a fraction with the decimal removed and the denominator as 1 followed by as many zeros as there are digits after the decimal point.