Working with Numbers

12345678910111213141516
Across
  1. 3. ___________ calculation refers to calculating with numbers without using a pen or calculator.
  2. 4. A factor tree is a diagram that lists the ________ factors of a number.
  3. 8. When multiplying or dividing numbers with the same sign, the answer is __________
  4. 9. The _________ root of a number is that number which is multiplied 3 times to get the original number.
  5. 11. ________ division is a technique for dividing by numbers with two or more digits (whole numbers greater than 10)
  6. 12. To _________ a decimal, cut it at the required decimal place and look at the digit in the next place
  7. 13. The __________ common factor of two numbers is the largest number that is a factor of both of these numbers
  8. 16. When multiplying or dividing numbers with different signs, the answer is __________
Down
  1. 1. ________ division is a technique for dividing by one-digit numbers (whole numbers less than 10).
  2. 2. A ___________ decimal is a decimal that ends
  3. 5. A _______ (in index notation) is (in index notation) a number raised to a power
  4. 6. Order of _________ are the rules for calculating an expression involving mixed operations
  5. 7. A ___________ decimal is a decimal that has one or more digits that repeat endlessly
  6. 10. The __________ common multiple of two numbers is the smallest number that is a multiple of both of these numbers.
  7. 14. A ________ root of a number is a value that, when multiplied by itself, gives the number.
  8. 15. _________ notation is a way of writing powers for the repeated multiplication of a number