Question

Arrange the numbers in descending order.
a. 999843, 984931, 990991, 919990, 900099
b. 568891, 568981, 458690, 86549, 685499
c. 310001, 300001, 311000, 3000111, 310110
Introducing 7-, 8- and 9-Digit Numbers
Indian Place Value System
9,99,999 is the largest 6-digit number. What happens when we add 1 to it?
99,99,999 is the largest 7-digit number.
When we add 1 to it, we get the
smallest 8-digit number, i.e., 1 crore.
99,99,999 + 1 = 1,00,00,000
One crore (smallest 8-digit number)
9,99,99,999 + 1 = 10,00,00,000
Ten crore (smallest 9-digit number)
TL L TTh Th H T O
9 9 9 9 9 9
+ 1
1 0 0 0 0 0 0
Notice the fourth period in
the table on the next page. This is the
period of CRORES!!
This is read as "Ten Lakh"
in the Indian place value system.
It is the smallest 7-digit number.
Primary Mathematics-5 3
SAMPLE

Answer 1

Answer:

descending order:largest value to smallest value

a.999843, 990991, 984931, 900099

b.685499, 568981, 568891, 86549

c.3000111, 311000, 310110, 310001, 300001

hope this helps.