Across
- 3. the number system that the Romans used.
- 6. a mark made in one direction.
- 7. a system to solve things in math.
- 9. a group of people that have a democracy.
- 10. how people talk/write to each other.
Down
- 1. sticks symbols using lines.
- 2. a mark indicating something
- 4. something small/to see the distance between two things.
- 5. doing something difficult.
- 8. a duo of two or more things.