Rational 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.

Tags

CCSS.5.NBT.A.2

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal as a fraction with a denominator of 1, then multiply the numerator and denominator by 10 for each digit after the decimal point, and simplify if possible.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

Front

How do you order rational numbers from least to greatest?

Back

To order rational numbers from least to greatest, convert them to a common denominator or decimal form, then compare their values.

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, achieved by multiplying or dividing both the numerator and denominator by the same non-zero number.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

What is the mixed number representation of 3.45?

Back

The mixed number representation of 3.45 is 3 9/20.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

How do you identify if a number is rational?

Back

A number is rational if it can be expressed as a fraction of two integers, such as whole numbers, integers, or terminating/repeating decimals.

Front

What is the process to convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator using long division.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the significance of the denominator in a fraction?

Back

The denominator indicates how many equal parts the whole is divided into, while the numerator indicates how many of those parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you simplify the fraction 23/100?

Back

The fraction 23/100 is already in its simplest form because 23 is a prime number and does not have common factors with 100.