Syd - Real Numbers
Across
- 3. when you multiply each number by the number outside the parenthesis
- 11. all positive an negative numbers, rational and irrational
- 14. where the numerater and denominator are both fractions for ex. 1/4 + 1/11 over 1/2 - 2/7
- 17. a decimal that has a repeating number like 5.67777.....
- 20. a sentence or math problem with more then two numbers an a math operation.
- 21. two numbers that cross eachother out, adding or subtracting to 0.
- 24. positive whole numbers that do not include 0.
- 28. is positive or negative, having a decimal or a fraction
- 30. it undos something in an equation, addition undos subtraction, division undos multiplication
- 32. an equation that makes a line on a graph straight
- 33. if d=e, then e=c, then c=d.
- 34. a + b = b + a
- 35. addition crosses out subtraction, and subtraction crosses out addition in an equation. What property is this?
Down
- 1. is a numbers amount away from 0, ex. 8 = -8
- 2. when irrational number are multiplied by itself.
- 4. when you multiply somehting by 1 it stays the same, this is called M_________ _______.
- 5. when multiplied by itself its the number you start with
- 6. a number without decimals or fractions, integers are in this group
- 7. a number that cannot change and will always be c_____t
- 8. adding numbers in an order that makes it quicker and easier, like 17 + 3 = 20 + 5 = 25.
- 9. a decimal that stops for ex. 9.872
- 10. a number without fractions, all counting numbers
- 12. is a equation with more then one algebraic terms. for ex. variables, symbols or plus an minus signs.
- 13. when you cross a multiplied number out with division, and you can cross out a divisioned number with multiplication.
- 15. a number that can be changed or adapted.
- 16. a math problem with 2 numbers that = something.
- 18. they have the same output but have different expressions
- 19. a number ening with decimals
- 22. all positive or negative whole numbers
- 23. when a rational number is multiplied by itself
- 25. a number and its opisite add to 0, using a_____ _______.
- 26. 3.14159....
- 27. a mixed or inproper ______
- 29. a greater then, less, then or equal to, sign is called an _________
- 31. 3 in 3x y