Introduction to Rounding

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Across
  1. 4. This number or bigger means to round up.
  2. 5. This number or less means to round down.
  3. 6. Changing a number to be bigger or smaller based on the number next to it.
  4. 10. If I round 345 to 300, which place value did I round to.
Down
  1. 1. When rounding up, the number you are rounding gets ___.
  2. 2. A number ending in 5 is the ____ between two tens. (ex: 15 is the what between 10 and 20)
  3. 3. What you change the numbers to the right to after rounding up or down.
  4. 7. When the number to the right is 5 or more you round __.
  5. 8. When the number to the left is 4 or less you round ___.
  6. 9. If I round 678 to 680, which place value did I round to.