by Arcane

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Natural (Counting) Numbers
1,2,3,4,5 ...
Whole Numbers
0,1,2,3,4,5 ... (Natural + 0)
Rational Numbers
Any number that can be made by dividing one integer by another
Irrational Number
Pie (3.141592) or Root of 2
Commutative Law
The "Commutative Law" means that you can swap numbers around and still get the same answer in multiplication or addition
Associative Law
The "Associative Laws" mean that it doesn't matter how you group the numbers when you add. Or when you multiply.
Identity property
An equation that is true no matter what values are chosen. a/2 = a × 0.5 is true no matter what value is chosen for "a"
Place Value
The value of where the digit is in the number 54,321 (1, is in 1's (2, is in 10's (3, is in 100's ...
x of y cards