Writing Natural Numbers into Roman Numbers or Vice versa

Writing Natural Numbers into Roman Numbers or Vice versa

1. Writing Natural Numbers into Roman Numerals

What is the Roman numeral of the following natural numbers?

a. 6 c.245

b. 14

Answer:

a. 6 = 5 + 1

    = VI

So, 6 = VI.

b. 14 = 10 + 4

= 10 + (5 – 1)

= XIV

  So, 14 = XIV

c. 245 = 200 + 45

= 200 + (50 – 5)

= CC VL

  So, 245 = CCVL.