Writing Roman Numerals (1-50) (906)

Teaching Notes

Emphasize that I, X, C, M can be repeated up to 3 times. V, L, D cannot be repeated.

Vocabulary

Roman Numeral: Number system using letters like I, V, X.

Combine: Put together to form a whole.

Common Mistakes

• Repeating symbols like V, L, D.
• Incorrect subtractive rule application.
• Symbol order errors (e.g., IX vs XI).
• Exceeding repeat limits for I, X, C.

Differentiation

Discussion Questions

• Where do we still see Roman numerals today?
• How are Roman numerals different from our number system?
• What are the main rules for writing Roman numerals?
• Why is understanding symbol placement crucial?

Extension Activities

• Write numbers in Roman numerals.
• Create Roman numeral puzzles.
• Convert between number systems.

Parent Tip

Ask your child to write today's date using Roman numerals.

Skill Cluster

Number Systems and Representation

Estimated Time

15 minutes

Skills Practiced

Prerequisites

• 904
• Understanding of number value
• Basic counting skills

Next Steps

• Converting Roman Numerals to standard numbers
• Roman Numerals (51-100)
• Writing Roman Numerals (51-100)
• Reading Roman Numerals (1-50)
• Comparing Roman Numerals