Question

Find the difference between the smallest 5-digit number and the greatest 6-digit number. and what is the smallest 5 digit number and what is the greatest 6 digit numbers

Answer 1

$The\:smallest\:5\:digit\:number\:is\:10000\\\\The\:greatest\:6\:digit\: number\:is\:999999\\\\Now,\:we\:need \:to\:find\:the\:difference\:between\:999999\:and\:10000\::\\\\999999-10000\\\implies 989999\\\\\therefore The\:final\:answer\:after\:the\:difference\:is\\\\\implies\boxed{989999}$