Form:-

Program:-

Public Class slip7

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click

        Dim cal, tax, bs, da, hra, ma, pf, pt, it As Integer

        bs = CInt(TextBox2.Text)

        da = CInt(TextBox3.Text)

        hra = CInt(TextBox4.Text)

        ma = CInt(TextBox5.Text)

        pf = CInt(TextBox6.Text)

        pt = CInt(TextBox7.Text)

        it = CInt(TextBox8.Text)

        cal = bs + ((da * bs) / 100) + ((hra * bs) / 100) + ((ma * bs) / 100)

        tax = ((pt * bs) / 100) + ((it * bs) / 100) + ((pf * bs) / 100)

        cal = cal - tax

        TextBox9.Text = cal

        MsgBox("Name: " + TextBox1.Text + " Net salary: " + TextBox9.Text)

    End Sub

End Class

Output:-

Design:-

1) Take  9 TextBox, 9 Labels, Button, a panel on the design form.

2) Set Text on Button and Labels

Note - Set startup form's application type as Windows Form Application