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5 Cards in this Set

  • Front
  • Back
(N) Natural Numbers

1,2,3
Counting Numbers or positive integers
(Z) Integers

-1,0,1
Counting numbers, 0, and the negatives of counting numbers
(Q) Rational Numbers

-1,0,1/2
Integers or fractions
(I) Irrational Numbers
a number that has an infinite number of digits to the right of the decimal point, without repetition
(R) Real Numbers
All numbers