Class Notes NCERT Solutions for CBSE Students
Question: Round these numbers to the nearest 1000.
(a) 1178
Answer: 1000
(b) 8135
Answer: 8000
(c) 1433
Answer: 1000
(d) 5561
Answer: 6000
(e) 5770
Answer: 6000
(f) 688
Answer: 1000
(g) 9290
Answer: 9000
(h) 2060
Answer: 2000
(i) 3244
Answer: 3000
(j) 4452
Answer: 4000
(k) 9669
Answer: 10,000
(l) 7903
Answer: 8000
Question: Round to the nearest 10,000.
(a) 11198
Answer: 10,000
(b) 53235
Answer: 50,000
(c) 32431
Answer: 30,000
(d) 17575
Answer: 20,000
(e) 15285
Answer: 20,000
(f) 63045
Answer: 60,000
(g) 90897
Answer: 10,000
(h) 22819
Answer: 20,000
(i) 95418
Answer: 10,000
(j) 46600
Answer: 50,000
(k) 89961
Answer: 90,000
(l) 78123
Answer: 80,000
Question: An abandoned baby elephant found by forest officials was supposed to be around 20 months old. What could be the maximum and minimum age of the elephant baby in month?
Answer: Either 15 months or 24 months
Question: Rewrite these sentences by rounding to the number given in brackets.
(a) There are 3,15,36,000 seconds in a year (nearest crore).
Answer: There are about 3,00,00,000 seconds in year.
(b) There are 5,25,600 minutes in a year (nearest lakh).
Answer: There are about 5,00,000 minutes in year.
(c) As per the 2011 census, Nepal had a population of 2,66,20,809 (nearest crore).
Answer: As per the 2011 census, Nepal had a population of 3,00,00,000.
(d) The state of Uttarakhand has 69,97,433 literature people as per the 2011 census (nearest ten lakh).
Answer: The state of Uttarakhand has 70,00,000 literate people as per the 2011 census.
Very nice!
Very good!