Rational numbers

Front

What is a rational number?

Back

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

Tags

CCSS.5.NBT.A.2

Front

Is -1.2 an integer?

Back

No, -1.2 is not an integer because integers are whole numbers without fractions or decimals.

Front

Is -2 a whole number?

Back

No, -2 is not a whole number. Whole numbers are non-negative integers (0, 1, 2, ...).

Front

Is 3.4 a rational number?

Back

Yes, 3.4 is a rational number because it can be expressed as the fraction 34/10.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What does it mean for a number to be classified as rational?

Back

A number is classified as rational if it can be written as a fraction of two integers.

Front

Is 0.8 a rational number?

Back

Yes, 0.8 is a rational number because it can be expressed as 8/10.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the classification of 17/10?

Back

17/10 is classified as a rational number.

Front

Can a rational number be a whole number?

Back

Yes, whole numbers are a subset of rational numbers.

Front

What is the definition of a whole number?

Back

Whole numbers are non-negative integers (0, 1, 2, 3, ...).

Tags

CCSS.8.NS.A.1

Front

Can a rational number be negative?

Back

Yes, rational numbers can be negative, such as -1/2.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1