These RS Aggarwal Class 6 Maths solutions are solved by expert teachers in detail to help the students in exam preparation.

Question 1. Change words into numbers or digit 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.

Question 2. Change numbers in word Solution: -> 63,005 = Sixty three thousand five. -> 7,07,075 = Seven lakh, seven thousand seventy five. -> 34,20,019 = Thirty-four lakh twenty thousand nineteen.

Question 3. Expand the number. Solution: (i) 15,768 = (1 x 10000) + (5 x 1000) + (7 x 100) + (6 x 10) + (8 x 1) (ii) 3,08,927 = (3 x 100000) + (8 x 1000) + (9 x 100) +(2 x 10) +(7 x 1)

Question 4. Write the final value. Solution: -> 6 x 10000 + 2 x 1000 + 5 x 100 + 8 x 10 + 4 x 1 = 60000 + 2000 + 500 + 80 + 4 = 62,584.

Question 5. Find the difference between the first 9 and second 9 digit numbers. Solution: In 79520986 Value of first 9 = 9000000 and value of second 9 = 900 Difference = 9000000 – 900 = 89,99,100 Ans.

Question 6. . Find the difference between the first 7 and second 7 digit numbers. Solution: In 27650934 place value of 7 = 7000000 and face value of 7 = 7 Difference = 7000000 – 7 = 6999993 Ans.

Question 7. Solution: There are 900000 6-digits numbers in all i.e. 999999 – 99999 = 900000 Ans

Question 8. Solution: There are 9999999 – 999999 = 9000000 7-digits numbers in all.

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