The number devil exam questions and vocab
'Five Vroom'
A vroom to the Number Devil is referring to factorials, thus a 'five vroom' is a number with 5 factorials.
Integer
All whole numbers (both positive and negative) and zero.
Pentagon ball
Dodecahedron or as the Number Devil called it, a 'pentagon ball" is a figure with 12 sides.
Dots
Dots are decimal points.
How does Robert describe Mr. Bockel?
Fat, big, a new teacher, and loves pretzels
How does the teacher treat the students and what does he do when they are not looking?
He gives them hard problems so he can eat his pretzels.
Rutabaga
The term rutabaga is used to mean square root.
true
True or false? Mathematics will never be over and done with.
Caterpillar
What Kind of insects did he see in this number devil dream?
circles
What is the most perfect of all figures
Garden-variety numbers
When the Number Devil mentions garden-variety he is referring to numbers that can be divided evenly.
Broom Brigade
When the Number Devil referenced 'broom brigade' he was referring to combinations.
Hopping twice
When the Number Devil says the number or numbers are hopping twice, he means that they are squaring. For example, 5² is the number 5 hopping twice.
Hopping backwards
When the Number Devil says the numbers hop backwards he is referring to square rooting a number.
Hopping numbers
When the Number Devil says the numbers hop he is referring to raising numbers to a power, for example 5² or 5³ making the number 5 hop
Number triangle
When the number Devil is referring to a number triangle he is referring to Pascal's Triangle.
Minus numbers
When the number says a number is a minus number, he means they are negative numbers.
pythagoras
Who came up with the name mathematics?
Bonacci numbers
(Leonardo da Pisa) Fibonacci numbers/sequence is what the Number Devil refers to as Bonacci numbers.
Produce the number 1986
1000+900+80+6
Why was Robert so happy to see the number devil in his dreams?
He wanted to get away from all of his other recurring dreams.
Imaginative numbers
Imaginary numbers is what the number Devil is referring to when stating "imaginative numbers."
Unreasonable numbers
Irrational numbers are what the number devil refers to when stating a number or numbers are unreasonable.
Why does Robert like adding, subtracting, and multiplying, but not division?
It can have remainders
Double pyramid
Octahedron is what the number Devil means when talking about double pyramids.
Prima donna numbers
Prima donna numbers are numbers that can only be divided by one and itself. (Prime Numbers) This is in a way hinted in the term the number devil uses to describe them.
Ordinary numbers
Rational numbers/Natural numbers are what the number devil refers to when stating a number or numbers are ordinary.
He doesn't know how or why they work
Why is Robert dissatisfied with all the number devil has shown him?
what is the Beauty in zero
lets you hold a space and move on
romans
what group of people did not have a zero