Thursday , July 7 2022
NCERT 5th Class (CBSE) Mathematics: Large Numbers

NCERT 5th Class (CBSE) Mathematics: Large Numbers

Examples

Find the Hindu-Arabic number for

(a) MDCCCLXI

M        DCCC      LX        I
1000 +  800    +    60   +   1     = 1861

(b) CDLXXV

CD         LXX            V
400   +     70       +     5    = 475

Question: Write the Hindu-Arabic numerals.

(a) XL

Answer: 40

(b) LX

Answer: 60

(c) XC

Answer: 90

(d) CLXV

Answer: 165

(e) CCL

Answer: 250

(f) DC

Answer: 600

(g) CD

Answer: 400

(h) DCL

Answer: 650

(i) CDLXXV

Answer: 475

(j)DCXLI

Answer: 641

(k) DCXIV

Answer: 614

(l) MCD

Answer: 14oo

(m) CDXX

Answer: 420

(n) MDCL

Answer: 1650

(o) MCC

Answer:12oo

(p) MCMLXXX

Answer:1980

(q) CCCXI

Answer:311

(r) MMCCXXVI

Answer: 2226

(s)DCXLV

Answer: 645

(t)MDCXLII

Answer: 1642

2. Write the Roman numerals.

(a) 45

Answer: XLV

(b) 58

Answer: LVIII

(c) 73

Answer: LXXIII

(d) 91

Answer: XCI

(e) 140

Answer: CXL

(f) 282

Answer: CCLXXXII

(g) 356

Answer: CCCLVI

(h) 658

Answer: DCLVIII

(i) 468

Answer: CDLXVIII

(j)591

Answer: DXCI

(k) 802

Answer: DCCCII

(l)  927

Answer: CMXXVII

(m) 1400

Answer: MCD

(n) 1560

Answer: MDLX

(o) 2500

Answer: MMD

(p) 3006

Answer: MMMVI

(q) 1981

Answer: MCMLXXXI

(r) 2573

Answer: MMDLXXIII

(s) 1090

Answer: MXC

(t) 2914

Answer: MMCMXIV

 

Question: Change the dates of these famous inventions to Hindu-Arabic numerals.

(a) MC

Answer: 1100

(b) MDIX

Answer: 1509

(c) MDCCXLIV

Answer: 2744

(d) MDCCCLXXXV

Answer: 1885

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2 comments

  1. Very nice!

  2. Very good!