Question

find the difference between ten crore and ten million

Answer 1

the difference is9,00,00,000

Answer 2

In Indian counting and western counting till 10000 all is same, but when 100000 (lakh) comes in western there is 100000 (hundred thousand )
India. Western
Ten Thousand Ten Thousand
Lakh. Hundred thousand
Ten lakh. Million
Crore. Ten million(10000000)
Ten crore (100000000) Hundred million
Hence 10 million has 7 zeros while 10 crore has 8 zeros.
Difference = 100000000- 10000000=90000000