Roman numerals addition and subtraction, online calculator: adding and subtracting the right way, like the Romans calculated; steps, explanations

Roman numerals addition and subtraction online calculator

Learn how to add or subtract Roman numerals, step by step, with explanations:

Addition and subtraction. Learn by example how to add and subtract Roman numerals the right way, like the Romans calculated, steps, explanations.

Addition. Learn by example how to add Roman numerals the right way, like the Romans calculated, steps, explanations.

Subtraction. Learn by example how to subtract Roman numerals the right way, like the Romans calculated, steps, explanations.

The latest operations with Roman numerals (added, subtracted)

How to add and subtract Roman numerals the right way, like the Romans calculated: steps and explanations

1. Cancel equal but different sign numerals.

2. Cross out the common symbols in the numerals of different signs.

When crossing out,
do not mix subtractive and additive groups symbols.

3. Substitute for any subtractives in the roman numerals; that is, "uncompact" them using only the additive notation.

4. Put the Roman numerals together, as a string.

5. Cross out (remove) any symbols occurring in both strings.

6. Using the additive notation, convert larger symbols to smaller ones and cross out the common symbols.

7. Rewrite the symbols written in excessive additive notation by using the substractive notation.

Final answer:

Mathematical operations with Roman numerals:

I. Addition. Learn by example how to add Roman numerals the right way, like the Romans calculated, steps, explanations

II. Subtraction. Learn by example how to subtract Roman numerals the right way, like the Romans calculated, steps, explanations

III. Addition and subtraction. Learn by example how to add and subtract Roman numerals the right way, like the Romans calculated, steps, explanations

Roman numerals reading rules, summary:

I. The Roman numerals set of basic symbols

II. The rule of numerals repetition

III. Subtractive notation of the Roman numerals

IV. Additive notation of the Roman numerals


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Roman numerals from 1 to 100

Roman numerals from 1 to 1000