LESSON 4: Mathematics as a Language

roman numeral system

I, II, III, IV, V, VI,

V = 5

X = 10

L = 50

C = 100

D = 500

M = 1000

ex. MMDCXL = 1000 + 1000 + 500 + 100 + 10 - 50 = 2640

LXXXIV = 50 + 10 + 10 + 10 + 1 - 5 = 84

842 = DCCCXLII (L - X kaya naging 40)