5th Grade- Unit 5 Vocabulary

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Across
  1. 1. property of multiplication – if multiplying a number by a sum of numbers, the product will be the same as multiplying the number by each addend and then adding the products together; a × (b + c) = (a × b) + (a × c)
  2. 4. the number the dividend is being divided by
  3. 7. the size or measure of each group or the number of groups when the dividend is divided by the divisor
  4. 12. the rules of which calculations are performed first when simplifying an expression
  5. 13. the number that is being divided
  6. 14. symbols to show a group of terms and/or expressions within a mathematical expression
  7. 15. 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
  8. 16. a mathematical phrase, with no equal sign or comparison symbol, that may contain a number(s), an unknown(s), and/or an operator(s)
Down
  1. 2. reasoning to determine an approximate value
  2. 3. a method for adjusting an estimate to draw closer to an exact calculation
  3. 5. a number multiplied by another number to find a product
  4. 6. the total when two or more factors are multiplied
  5. 8. the set of counting (natural) numbers and zero {0, 1, 2, 3, ..., n}
  6. 9. (natural) numbers – the set of positive numbers that begins at one and increases by increments of one each time {1, 2, 3, ..., n}
  7. 10. a method for estimating a number by increasing or retaining a specific place value digit according to specific rules and changing all trailing digits to zero
  8. 11. a method for estimating a group of numbers by slightly adjusting some or all of the numbers to allow for easy mental computation