1.Ekadhikena 

Single Digit ( 0 to 9 ) + 1 

2.Ekadhikena 

Double Digit ( up to 50 ) + 1 

3.Ekanuenena 

Single Digit - 1 

4.Mitra & Parama Mitra

5.Sunyanth Sankhya

10, 20, 30, ... etc., 

6.Sunyanth Sankhya + Single Digit

7.Sunyanth Sankhya - Single Digit

8.Double Digit + Single Digit

1.Double Digit ( up to 50 ) + Single Digit 

2.Double Digit ( above 50 ) + Single Digit

3.Double Digit + Single Digit 

9.Double Digit - Single Digit

Double Digit ( up to 50 ) - Single Digit 

10.Double Digit - Single Digit

Double Digit ( above 50 ) - Single Digit