For Example, 59 = 5-9, the absolute difference is 4 so it belongs to Difference set 4

For Example, 89 = 8-9, the absolute difference is 1 so it belongs to Difference set 1

Difference is also called Farak

A Jodi difference is the absolute difference between two digits of the Jodi

For Example, 59 = 5-9, the absolute difference is 4 so it belongs to Difference set 4

For Example, 89 = 8-9, the absolute difference is 1 so it belongs to Difference set 1

Difference is also called Farak

00, 11, 22, 33, 44, 55, 66, 77, 88, 99

12, 23, 32, 34, 43, 45, 54, 56, 65, 67, 76, 78, 87, 89, 98, 09, 90

13, 24, 35, 46, 57, 68, 79, 80, 08

14, 25, 36, 47, 58, 69, 70, 07

15, 26, 37, 48, 59, 60, 06

16, 27, 38, 49, 50, 05

17, 28, 39, 40, 04

18, 29, 30, 03

19, 20, 02

10, 01