Unit 4 Lessons A, B, C

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Across
  1. 3. to change words into mathematical language
  2. 4. grouping symbols used to show terms that belong together
  3. 7. an equation or expression used to represent a real situation
  4. 9. having a constant rate of change
  5. 10. a letter or sign used to represent a mathematical idea
  6. 13. a repeated relationship in numbers or shapes
  7. 17. an organized arrangement of values in rows and columns
  8. 18. a mathematical sentence showing that two expressions are equal
  9. 19. relating to mathematics with symbols and variables
  10. 21. a value that does not change
  11. 22. a single part of an expression
  12. 23. the result produced by a rule or machine
  13. 24. the number put into a rule machine
  14. 25. a quantity whose value is not yet known
  15. 26. the rule for the order of operations
  16. 29. the longer side measurement of a rectangle
  17. 32. to multiply by two
  18. 33. a letter used to represent a number that can change
  19. 35. a model that applies a rule to an input
  20. 37. the operation of combining quantities
  21. 38. a mathematical phrase with terms but no equals sign
  22. 40. a connection between two variables
  23. 44. relating to shapes or figures
  24. 45. the operation of repeated addition or scaling
Down
  1. 1. an operation that undoes another operation
  2. 2. going up and down on a graph
  3. 5. the number multiplying a variable
  4. 6. a general rule written with symbols and variables
  5. 8. following one after another in order
  6. 10. the operation of taking one quantity away from another
  7. 11. a value that makes an equation true
  8. 12. a mathematical action such as addition or division
  9. 14. the total distance around a shape
  10. 15. a four-sided shape with four right angles
  11. 16. going left to right across a graph
  12. 20. a list of terms that follows a pattern
  13. 27. to rewrite something in an equivalent but easier form
  14. 28. the idea that both sides of an equation must stay equal
  15. 30. to divide by two
  16. 31. sticks used to build growing patterns
  17. 34. a numbered shape in a growing pattern
  18. 36. an equation that is always true
  19. 38. the state of two quantities having the same value
  20. 39. the operation of splitting into equal parts or groups
  21. 40. a statement that tells how an input changes to an output
  22. 41. a whole number that can be positive, negative, or zero
  23. 42. to check with evidence that a result or rule works
  24. 43. the shorter side measurement of a rectangle