Rational numbers

What is a rational number?

• A number that can be expressed as a fraction where both the numerator and denominator are integers.

• A number that cannot be expressed as a fraction.

• A number that is always a whole number.

• A number that has an infinite number of decimal places.

Are all integers rational numbers?

• Yes, because integers can be expressed as fractions with a denominator of 1.

• No, because integers cannot be expressed as fractions.

• Yes, but only positive integers are rational numbers.

• No, because rational numbers must be whole numbers.

Are all fractions rational numbers?

• Yes, all fractions are considered rational numbers.

• No, only some fractions are rational numbers.

• Fractions are not numbers at all.

• Only whole numbers are rational numbers.

Explain the error: -1.2 isn't an integer., -2 isn't a whole number and 3.4 isn't a rational number., -2 isn't a whole number and -1.2 isn't an integer., The numbers are graphed correctly.

• -2 isn't a whole number and -1.2 isn't an integer.

• 3.4 isn't a rational number and -1.2 isn't an integer.

• -1.2 is a whole number and -2 is an integer.

• The numbers are graphed correctly.

Is 0 a rational number?

• Yes, because it can be expressed as 0/1.

• No, because it cannot be expressed as a fraction.

• Yes, because it is an integer.

• No, because it is not a whole number.

Can a rational number be written as a fraction?

• True

• False

• Only in certain cases

• It depends on the number

What is the simplest form of the fraction 8/12?

• 1/2

• 2/3

• 3/4

• 4/5

Can a rational number be a negative number?

• No, rational numbers are always positive.

• Yes, rational numbers can be positive or negative.

• Only whole numbers can be negative.

• Rational numbers cannot be negative.

Classify the number 120.

• Whole, integers, rational

• Natural, irrational

• Prime, whole

• Complex, real

Is this graphic organizer correctly grouping the numbers?

• Yes

• No

• Sometimes

• It depends