Page 23 - Mathematics_Std_4

Read the following Roman numbers.

Number in words Roman numbers

five hundred and eleven DXI
FOR ONLINE READING ONLY

seven hundred and ninety-nine DCCXCIX

six hundred and seventy-four DCLXXIV

nine hundred and eighty-four CMLXXXIV

five hundred and fifty DL

seven hundred and twenty-eight DCCXXVIII

Example 1

Write the following Roman numbers in numerals:
(a) CMIX (b) DCCLXXIV

Solution

(a) CMIX = 900 9 (b) DCCLXXIV = 700 74
+
+
= 909 = 774
Therefore, CMIX is 909. Therefore, DCCLXXIV
is 774.

Example 2

Write the following numerals in Roman numbers:
(a) 576 (b) 688 (c) 842 (d) 964

16

06/11/2024 17:16:57
MATHEMATICS STD 4 PB 2024.indd 16
MATHEMATICS STD 4 PB 2024.indd 16 06/11/2024 17:16:57