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Number Systems Vocab

TermDefinition
Prime Number A number that can only be divided by itself and 1. Examples: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29
Composite Number A number that is divisible by itself, 1, and at least one other number. (NOT PRIME) Examples: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 26, 27, 28, 30
Square Numbers When you multiply a value by itself. Examples: 0 * 0 = 0 5 * 5 - 25 1 * 1 = 1 6 * 6 = 36 2 * 2 = 4 7 * 7 = 49 3 * 3 = 9 8 * 8 = 64 4 * 4 = 16 9 * 9 = 81
Multiples What we get when we multiply a value by an integer. * Think of it like counting by a certain number. Examples: Multiples of 5 are 5, 10, 15, 20, 25, 30, 35, 40, 45, .... Multiples of 3 are 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36...
Factors Numbers we can multiply together to get the number we want. * Remember to list them out from least to greatest. Examples: Factors of 10: 1, 2, 5, 10 Factors of 20: 1, 2, 4, 5, 10, 20
Is it Prime, Composite, Square, Multiples, or Factors? 1, 3, 9, 27 Factors of 27
Is it Prime, Composite, Square, Multiples, or Factors? 14, 21, 28, 35, 42 Multiples of 7
Is it Prime, Composite, Square, Multiples, or Factors? 7, 11, 13 Prime Numbers
Is it Prime, Composite, Square, Multiples, or Factors? 16, 25, 36, 49 Square Numbers
Is it Prime, Composite, Square, Multiples, or Factors? 20, 25, 33, 46, 52 Composite Numbers
Created by: JLBruss
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