Дробное число при деление в StringGride

//---------------------------------------------------------------------------
 
#include <vcl.h>
#pragma hdrstop
 
#include <stdlib.h>
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
int i,j;
for(i=1;i<8;i++)
{
 StringGrid1->Cells[0][i]=IntToStr(i)+" ñòð.";
 StringGrid1->Cells[i][0]=IntToStr(i)+" ñòë.";
 StringGrid2->Cells[0][i]=IntToStr(i)+" ñòð.";
 StringGrid2->Cells[i][0]=IntToStr(i)+" ñòë.";
}
 
randomize();
for(i=1;i<8;i++)
 for(j=1;j<8;j++)
   StringGrid1->Cells[i][j]=random(120);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
int i,j;
for(i=1;i<5;i++)
 for(j=1;j<5;j++)
    if (6-i>j)
     {
      StringGrid2->Cells[i][j]=StringGrid1->Cells[i][j];
      StringGrid2->Cells[i][j]=StringGrid1->Cells[i][j]/i;
     }
}
//---------------------------------------------------------------------------

StringGrid2->Cells[i][j]=FloatToStr(StrToFloat(StringGrid1->Cells[i][j])/i);