Formating Data Field in Crystal Report

Question

Hi all ,
I have developed Desktop application .. in that i have use Crystal report  which is in Visual Studio 2005 (Not install saperate Crystal Report software ) for printing the report . but the problem is, when  i print the report the phone field will display as 9850545656.00 i.e two decimal point add after number. but i use phone no field as numeric(20,0) datatype . i am using sqlserver2005 .. i wnt to only no will be display ..how to do formating in crystal report ..i  am new in crystal report please help...  thanks in advance....