Only 220 of the 1000 three-digit numbers are called pattis. Don’t get confused while deciding on three digit numbers; simply remember that all pattis are always in increasing sequence. For example, 234 is a 220 patti, however 432,876,654 do not qualify as 220 pattis. There are only 220 distinct integers that, when put in rising or ascending sequence, qualify to create a panna. If you arrange 124, 421,241 in ascending order, only 124 is the right answer. More information may be found at 220 Patti, 220patti.com.
What is 220patti? 220 Patti What is 220 patti?