Roman Numerals and Ancient Number Systems

Roman Numerals and Ancient Number Systems

Course overview

This course helps Grade 5 students compare Roman numerals with the base-ten system they use every day. Students learn the Roman numeral symbols, notice how the older system differs from place value, and practice translating between Roman numerals and standard numbers.

What students will learn

• Read the main Roman numeral symbols.
• Use addition and subtraction rules in Roman numerals.
• Compare Roman numerals with base-ten place value.
• Explain why zero matters in modern numbers.
• Translate numbers between Roman numerals and standard form.

Lessons

• Roman Numerals Basics - Learn the symbols and rules that make Roman numerals work.
• Roman Numerals and Place Value - Compare the old system with the base-ten system students use now.
• Translate Between Number Systems - Practice converting Roman numerals and standard numbers both ways.

Parent guide

Use short practice sessions and keep a symbol chart nearby. Ask your child to explain the value of each symbol or digit before they write the answer. That habit keeps the work focused on meaning instead of guessing.

Completion

A student finishes this course when they can read Roman numerals, explain how base-ten place value differs, and convert numbers between Roman numeral form and standard form.