Rational Numbers
True or false: 3.5 is an integer.
False.
True or false? Pi is an irrational number.
True
What category of numbers includes all whole numbers and all whole number opposites (negatives)?
What is a rational number?
A rational number is any number that can be written in fraction form.
What is an irrational number? Give one example.
An irrational number is a number that has a non-terminating and non-repeating decimal. Example: Pi or the square root of a non-perfect square or a decimal like 4.12614...
What is the square root of 169?
13
What category of numbers can be defined as all numbers that can be written as a fraction?
Rational numbers
True or false: -2 is a rational number, integer, and whole number.
False. (It is a rational number, and integer, but it is not a whole number.)
What can 3.4683748763872647937.... be classified as?
An irrational number.
The square root of 170 is between what two numbers?
It is between 13 and 14
What category of numbers includes decimal numbers that are non-terminating and non-repeating?
Irrational numbers
What are whole numbers?
Whole numbers include all the counting or natural numbers and zero.
Is 0.33' an irrational number?
No (it never ends BUT it repeats so it's rational)
What is the square root of 289?
17
How many numbers are both rational and irrational?
None.
Is the square root of 49 rational and an integer?
Yes
Is an integer an irrational number?
No
What two numbers is this between?
sqrt355
Between 18 and 19
What type of number is -3.3333...
Rational