document.write( "Question 1011408: How to find total no of 9 digit number? \n" ); document.write( "
Algebra.Com's Answer #627056 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How to find total no of 9 digit number? \n" ); document.write( "------------- \n" ); document.write( "If leading zeroes are allowed, eg 000000001, there are 10^9 of them. \n" ); document.write( "--- \n" ); document.write( "If not, they're from \n" ); document.write( "100,000,000 to 999,999,999 \n" ); document.write( "999,999,999 - 100,000,000 = 899,999,999 \n" ); document.write( "--> 900,000,000 of them \n" ); document.write( " |