android application insert Data มาเป็นString แล้วเลขที่ได้ ทศนิยมมันมี 4ตำแหน่ง อยากทำให้เหลือ 2ตำแหน่ง

   @Override
    protected void onCreate(final Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_confirm);

        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
        textCustoNo = (TextView) findViewById(R.id.textCustoNo);
        textCustuName = (TextView) findViewById(R.id.textCustuName);
        textType = (TextView) findViewById(R.id.textType);
        textBath = (TextView) findViewById(R.id.textBath);
        editTextCradit = (EditText) findViewById(R.id.editTextCradit);

        shp = this.getSharedPreferences("UserInfo", MODE_PRIVATE);
        String Customer = shp.getString("Customer", "none");
        String CustomerNo = shp.getString("CustomerNo", "none");
        String Delivery = shp.getString("Delivery", "none");
        String Order = shp.getString("Order", "none");
        String MainTrx = shp.getString("MainTrx", "none");
        String ShipTo = shp.getString("ShipTo", "none");
        String Address = shp.getString("Address", "none");
        String ReceiptAmount = shp.getString("ReceiptAmount", "none");
        String PayTypeCode = shp.getString("PayTypeCode", "none");
        String MessengerID = shp.getString("MessengerID", "none");
        String userid = shp.getString("UserId", "none");
        String password = shp.getString("UserPass", "none");
        String DeliveryNo = shp.getString("DeliveryNo", "none");
        String BranchCode = shp.getString("BranchCode", "none");
        String OrderID = shp.getString("OrderID", "none");
        String MainTrxNo = shp.getString("MainTrxNo", "none");
        String ShipToID = shp.getString("ShipToID", "none");
        String CustomerID = shp.getString("CustomerID", "none");
        String CustomerName = shp.getString("CustomerName", "none");
        String Latitude = shp.getString("Latitude", "none");
        String Longitude = shp.getString("Longitude", "none");
        String Pay = shp.getString("Pay", "none");

        textCustoNo.setText(CustomerNo);
        textCustuName.setText(Customer);
        textType.setText(PayTypeCode);
        textBath.setText(ReceiptAmount);      //ส่วนของที่ต้องการให้แก้ไข format


    }