**ML Aggarwal CBSE Solutions Class 6 Math First Chapter Knowing Our Numbers Exercise 1.5**

**(1) Write each of the following Roman numerals in Hindu-Arabic numerals:**

(i) LIV = 50 + (5 – 1) = 50 + 4 = 54

(ii) DCXXXIX = 500 + 100 + 10 + 10 + 10 + (10 – 1)

= 639

(iii) MCDLIX

= 1000 + (500 – 100) + 50 + (10 – 1)

= 1459

**(2) Write each of the following Roman in Hindu-Arabic numerals:**

(i) CCXLIX = 100 + 100 + (50 – 10) + (10 – 1)

= 200 + 40 + 9

= 249

(ii) CMXLIV

= (1000 – 100) + (50 -1) + (5 – 1)

= 900 + 49 + 4

= 953

**(3) Write the Roman numeral for each of the following numbers:**

(i) 319 = CCCXIX

(ii) 596 = DXCVI

(iii) 994 = CMXCIV

(iv) 2784 = MMDCCLXXXIV

(v) 5391 = Bar V (5 x 1000) CCCXCI

**___ x ____**