private void btnDeposit_Click(object sender, EventArgs e) { decimal debit = decimal.Parse(txtDebAmount.Text); decimal principal = decimal.Parse(txtBal.Text); decimal updatedBalance = debit + principal; txtBal.Text = updatedBalance.ToString(); //record transaction AddData ad = new AddData();//to make transaction //gather deposit variables string type = "Deposit"; decimal amount = decimal.Parse(txtDebAmount.Text); int accNum = int.Parse(txtAccountNumber.Text); decimal balance = decimal.Parse(txtBal.Text); DateTime date = DateTime.Now; ad.AddDepTransaction(type, amount, accNum, balance, date); MessageBox.Show("Success, Make Another Deposit or Update Database"); }