Week 17 spelling words

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Across
  1. 3. Not common or ordinary
  2. 6. Something dangerous that can cause harm
  3. 7. The arrangement of numbers or steps in a sequence
  4. 9. Curved symbols used to group numbers or expressions
  5. 10. A large amount of rock or soil sliding down a hill or mountain
Down
  1. 1. Overflow of water that covers land that is usually dry
  2. 2. Shaking of the ground caused by movement in the Earth's crust
  3. 4. To reverse or cancel an action
  4. 5. A mathematical process like addition or multiplication
  5. 8. Not having the ability to do something