Unit 1: Tools of Mathematics: Vocabulary

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Across
  1. 3. a Variable Expression/ To do this you replace it with an equivalent expression having as few terms as possible.
  2. 5. Expressions/A combination of numbers, variables, & operations
  3. 9. Common Factor (GCF)/The greatest number that two numbers have as a factor
  4. 11. The power of a number shows you how many times you use the number in a multiplication problem
  5. 12. Single number, a variable, numbers and variables multiplied together
  6. 14. that have the same absolute value, but are on different sides of the number line
  7. 18. Reasoning/When you apply a general rule to a specific example
  8. 20. Form/When you’ve reduced a fraction until you can’t anymore
  9. 21. Numbers/ Numbers that are close in value to the actual numbers and easy to add, subtract, multiply, or divide mentally
  10. 23. number that is being raised to a power
  11. 24. letter substituted for a number
  12. 25. Fractions/Fractions that can be converted into each other
  13. 26. Identity/The property that allows you to add 0 to any number and keep the sum the same as the first number
Down
  1. 1. Value/ The distance from zero to the number
  2. 2. solve a mathematical equation
  3. 4. number or quantity that when multiplied with another produces a given number or expression
  4. 6. Can be evenly divided
  5. 7. group of numbers that include whole numbers and negative numbers (no fractions or decimals)
  6. 8. number that indicates how many variables there are in an expression
  7. 10. of Operations/The order of which mathematical operations must be preformed in
  8. 13. Number/A number that has factors other than one and itself
  9. 15. Factorization/The process of which you break down a number, ending in a multiplication problem with all prime numbers
  10. 16. is a number that says how many times to use that number in a multiplication problem
  11. 17. Identity/The property that allows you to multiply anything by 1 and still have the product as the first number
  12. 19. number that stands alone without any variables
  13. 22. Terms/Terms whose variables are the same