Negative Numbers Crossword!

12345678910
Across
  1. 5. Changing the sign of the number and adding it to the original number to get an answer equal to 0
  2. 6. A property of addition where changing the grouping of terms/addends does not change the sum
  3. 9. Integers that are less than zero are _________
  4. 10. A number that can be expressed as the fraction of two integers or a decimal
Down
  1. 1. Integers that are greater then zero are _________
  2. 2. Subtracting a negative number is the same as _________
  3. 3. Solving things this way can be faster then using a calculator
  4. 4. All whole numbers positive and negative
  5. 7. Adding a negative number is the same as _________
  6. 8. A property of addition where changing the order of terms/addends does not change the sum