Unit 1 and 4 Vocabulary

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Across
  1. 2. any numeral from 0 – 9
  2. 3. a number in the base-10 place value system used to represent a quantity that may include part of a whole and is recorded with a decimal point separating the whole from the part
  3. 5. symbols to show a group of terms and/or expressions within a mathematical expression
  4. 7. a method for estimating a number by increasing or retaining place value according to specific rules and changing all other numbers to zero
  5. 9. the mathematical ability to reason, apply, understand, compute, and engage in meaningful mathematics
  6. 12. the number the dividend is being divided by
  7. 15. the representation of a number as a sum of place values where each term is shown as a digit(s) times its place value
  8. 16. form the representation of a number using written words
  9. 17. efficient application of procedures with accuracy
  10. 19. the representation of a number using digits
  11. 20. a mathematical phrase, with no equal sign or comparison symbol, that may contain a number(s), an unknown(s), and/or an operator(s)
  12. 22. method for estimating a group of numbers by adjusting some or all of the numbers to allow for easy mental computation
  13. 23. a linear model used to illustrate number relationships
Down
  1. 1. a method for estimating in which the first digit of a number is retained and all remaining digits are changed to zero
  2. 4. the representation of a number as a sum of place
  3. 6. a sequence of zeros in the decimal part of a number that follow the last non-zero digit, and whether recorded or deleted, does not change the value of the number
  4. 8. the number that is being divided
  5. 10. the value of a digit as determined by its location in a number such as ones, tens, hundreds, one thousands, ten thousands, etc.
  6. 11. to consider the value of two numbers to determine which number is greater or less or if the numbers are equal in value
  7. 13. the total when two or more factors are multiplied
  8. 14. the size or measure of each group or the number of groups when the dividend is divided by the divisor
  9. 18. the rules of which calculations are performed first when simplifying an expression
  10. 21. a number multiplied by another number to find a product