
Playing with Digits
Last updated at June 18, 2025 by Teachoo
Transcript
Playing with Digits We start writing numbers from 1, 2, 3 … and so on. There are nine 1-digit numbers. Find out how many numbers have two digits, three digits, four digits, and five digits Digit Sum of numbers Note that observes that when you adds up digits of certain numbers the sum is the same. Example - Adding the digits of the number 68 will be same as adding the digits of 176 or 545.