Calculator Code: Visual Basic 10 Scientific

Private Sub btn4_Click(sender As Object, e As EventArgs) Handles btn4.Click txtDisplay.Text &= "4" End Sub

Private Sub btn7_Click(sender As Object, e As EventArgs) Handles btn7.Click txtDisplay.Text &= "7" End Sub Visual Basic 10 Scientific Calculator Code

Private Sub btn9_Click(sender As Object, e As EventArgs) Handles btn9.Click txtDisplay.Text &= "9" End Sub Private Sub btn4_Click(sender As Object, e As EventArgs)

Private Sub btnAdd_Click(sender As Object, e As EventArgs) Handles btnAdd.Click txtDisplay.Text &= "+" End Sub Private Sub btn4_Click(sender As Object