Across
- 2. what does ∈ represent?
- 4. the answer to a subtraction problem
- 5. this number classification could be used to identify the edition of a textbook
- 8. this number classification could be used for a social security number
- 10. numbers – all rational and irrational numbers.
- 13. the number you are subt
- 18. this operation is repeated addition.
- 22. Inverse of addition
- 23. Numbers – Counting numbers
- 24. repeated subtraction
- 27. numbers – {0, 1, 2, 3, 4…}
- 29. the number being subtracted
- 30. numbers 6.92 is an example of these numbers.
- 31. answer to an addition problem
- 32. a/b=q r=0
- 33. If you have a universal set and set A, set A is what to the universe?
- 34. the numbers being multiplied
- 35. if a and b are any two whole numbers their sum is a whole number
Down
- 1. these numbers only have two factors 1 and the number itself
- 3. What all negative exponents are
- 6. – Set a = {1, 2, 3} Set b = {4, 5, 6} what is the set operation used if we end with {1, 2, 3, 4, 5, 6}
- 7. a+b=b+a is an example of what property?
- 9. 5x5=25. 25 is known as what in this operation?
- 11. these numbers have more than two factors
- 12. one and this other number are neither prime or composite.
- 14. uses digits to represent the value that we want
- 15. a= {1, 2, 3} this is an example of what?
- 16. greatest natural number that divides both a and b
- 17. This number classification could be used in a context such as: “I have 5 concert tickets.”
- 19. a ÷ b= c what is c?
- 20. Characters we can use to represent numbers
- 21. {…-4, -3, -2, -1, 0, 1, 2, 3, 4…}
- 25. Set a = {3, 4, 6} set b = {4, 6, 8} if the end result is {4, 6} what was found?
- 26. numbers decimals that do NOT terminate or repeat, square roots of non-perfect numbers.
- 28. the identity property of multiplication