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

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction.

Tags

CCSS.6.NS.C.6A

Front

How do you convert a fraction to a decimal?

Back

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

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share.

Front

How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare their values and arrange them starting from the smallest to the largest.

Tags

CCSS.5.NBT.A.3B

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Tags

CCSS.6.NS.C.7C

Front

What does it mean for a number to be negative?

Back

A negative number is a number that is less than zero, indicating a value below the reference point.

Tags

CCSS.6.NS.C.5

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction.

Tags

CCSS.3.NF.A.3C

Front

How do you add rational numbers with different denominators?

Back

To add rational numbers with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.7.NS.A.1C

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1