Class 6

Exercise 1A Class VI                   RS Aggarwal Solutions

Chapter 1: Number System

Question 1: Write the numeral for each of the following numbers:

(i) Nine thousand eighteen

(ii) Fifty four thousand seventy-three.

(iii) Three lakh two thousand five hundred six.

(iv) Twenty lakh ten thousand eight.

(v) Six crore five lakh fifty-seven.

(vi) Two crore two lakh two thousand two hundred two.

(vii) Twelve crore twelve lakh twelve thousand twelve.

(viii) Fifteen crore fifty lakh twenty thousand sixty-eight.

Solution:

(i) Nine thousand eighteen = 9,018.

(ii) Fifty four thousand seventy three = 54,073

(iii) Three lakh two thousand five hundred six = 3,02,506.

(iv) Twenty lakh ten thousand eight = 20,10,008.

(v) Six crore five lakh fifty-seven = 6,05,00,057.

(vi) Two crore two lakh two thousand two hundred two = 2,02,02,202.

(vii) Twelve crore twelve lakh twelve thousand twelve = 12,12,12,012.

(viii) Fifteen crore fifty lakh twenty thousand sixty-eight = 15,50,20,068.

Question 2: Write each of the following numbers in words:

(i) 63,005

(ii) 7,07,075

(iii) 34,20,019

(iv) 3,05,09,012

(v) 5,10,03,604

(vi) 6,18,05,008

(vii) 19,09,09,900

(viii) 6,15,30,807

(ix) 6,60,60,060

Solution:

(i) 63,005 Sixty three thousand five.

(ii) 7,07,075 Seven lakh seven thousand seventy five.

(iii) 34,20,019 = Thirty-four lakh twenty thousand nineteen.

(iv) 3,05,09,012 = Three crore five lakh, nine thousand twelve.

(v) 5,10,03,604 = Five crore ten lakh three thousand six hundred four.