Running Progress Bar to another Form

private void newEntriesToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Forms.SuppliesAvailability F = new SuppliesAvailability();
            F.MdiParent = this;
            F.Show();
        }

//When I clicked newEntriesToolStripMenuItem_Click form 1 must run this code while loading the form "backgroundWorker1.RunWorkerAsync();"

        public void Main_Load(object sender, EventArgs e)
        {
            backgroundWorker1.RunWorkerAsync();
        }

        public void backgroundWorker1_ProgressChanged(object sender, ProgressChangedEventArgs e)
        {
            // Change the value of the ProgressBar to the BackgroundWorker progress.
            progressBar1.Value = e.ProgressPercentage;
            // Set the text.
            toolStripStatusLabel2.Text = e.ProgressPercentage.ToString();
        }

        public void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
        {
            for (int i = 1; i <= 100; i++)
            {
                // Wait 100 milliseconds.
                Thread.Sleep(10);
                // Report progress.
                backgroundWorker1.ReportProgress(i);
            }
        }</pre>