7PreAlgChp2DcmlOprtnsVcblry Name________________________Date_________Period___

Edit Answers
1234567891011121314151617
Across
  1. 1. Scientific notation has to have the form c • 10^n where c is greater than or equal to 1 and is less than 10 and n is a whole number.
  2. 4. To approximate a whole number to a given place-value.
  3. 6. Any of the numbers 1,2,3,4,5,6,7,8,9,0.
  4. 7. >
  5. 9. Has negative integers, zero, and positive integers.
  6. 12. =
  7. 15. A notation to write a very large or very small positive number.
  8. 16. We say this for the decimal point when reading a decimal.
  9. 17. Means to find an approximate answer.
Down
  1. 2. Tells you how many place-values to move the decimal in scientific notation.
  2. 3. Numbers that make a calculation easier.
  3. 5. The number we divide.
  4. 8. To check an answer by rounding and/or estimating.
  5. 10. <
  6. 11. A notation being the number.
  7. 13. A number that is written using the base-ten place-value system where a decimal point separates the ones and the tenths digits.
  8. 14. The number we divide by.