1.2 Review (8th Grade Math) | Baamboozle - Baamboozle

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1.2: Sets of Real Numbers

Study Slideshow

What is included in the set of real numbers?

Irrational numbers, rational numbers, integers, and whole numbers

True or false: real numbers consist of all the numbers on the number line

True

Fill in the blanks 1-4.

1. Whole numbers 2. Integers 3. Rational numbers 4. Irrational numbers

What is the definition of a rational number?

A number that can be expressed as a ratio a/b where a and b are integers and b is not equal to 0.

What is the definition of an integer?

The set of whole numbers and their opposites.

True or false: All irrational numbers are real numbers

TRUE

True or false: no rational numbers are whole numbers.

False: a whole number can be written as a fraction with a denominator of 1.

Say all names that apply.

Irrational

Say all names that apply.

Whole, integer, rational, and real

Say all names that apply

Rational and real

Say all names that apply

Integer, rational, and real

True or false: all irrational numbers are rational numbers.

False! Irrational numbers are irrational!

Write all names that apply to each number in this real world situation: The elevation of a house sitting below sea level.

Integer or rational number because it is negative but we don't know if it is a whole number or a fraction

Write all names that apply to each number in this real world situation: baking instructions that want you to add a quarter cup of honey

Rational and real because it is a fraction

Write all names that apply to each number in this real world situation: the circumference of a pizza

Irrational and real because the formula for circumference uses pi

Write all names that apply to each number in this real world situation: a baseball game is half way through the 7th inning.

Rational and real because they are 7.5 innings in.