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1. a whole number that can be positive, negative or zero
5. The Greek Genius ____________ was the first to compute digits in the decimal expansion of π
6. All Rational and Irrational Numbers Make Up ____________
8. There are ________________ rational number between any two given rational numbers
11. any two consecutive numbers will always be _______________
12. a decimal fraction in which a figure or group of figures is repeated indefinitely is called ______________

2. Numbers, symbols and operators are called ________
3. any real number that cannot be expressed as the exact ratio of two integers is knon as ______________
4. π is the ratio of _______________
7. a number that is divisible by 2
9. the number of the form P/q
10. Zahlen means