vba sub in same sub code example

Example: execute sub from another sub vba

Sub Main() 
 HouseCalc 99800, 43100 
 Call HouseCalc(380950, 49500) 
End Sub 
 
Sub HouseCalc(price As Single, wage As Single) 
 If 2.5 * wage <= 0.8 * price Then 
 MsgBox "You cannot afford this house." 
 Else 
 MsgBox "This house is affordable." 
 End If 
End Sub