Exploring Real Numbers and Their Subsets

What is the starting point of natural numbers?

• Negative one

• One

• Two

• Zero

What is the smallest natural number?

• Two

• One

• Zero

• Minus one

Which number set includes zero along with natural numbers?

• Integers

• Whole numbers

• Natural numbers

• Rational numbers

Which set of numbers includes both positive and negative numbers?

• Rational numbers

• Integers

• Natural numbers

• Whole numbers

Which number is included in whole numbers but not in natural numbers?

• Zero

• Minus one

• Two

• One

What defines a rational number?

• Only positive numbers

• Can be written as a fraction

• Includes pi and square root of 2

• Cannot be expressed as a fraction

Which example fits as an irrational number?

• 0

• Pi

• 2/3

• 1/2

What type of numbers are pi and square root of 2?

• Irrational

• Whole

• Natural

• Rational

Can a number be both rational and irrational?

• Only if it's zero

• Yes, in some cases

• Only negative numbers

• No, it's not possible

What does the set of real numbers include?

• Only positive numbers

• Only integers

• Only fractions

• All numbers on the number line