Public Class Form1

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim length As Integer
        Dim breath As Integer
        Dim area As Integer
        Dim n, m, k As Integer
        Dim x, y, z As Double
        n = -123
        x = -10.5
        m = n + 3 'n has a value of -120 now
        k = n * m - 11 'k has a value
        m = 100
        n = 0
        y = 3.14
        z = x / y
        MessageBox.Show("The values are:" & "  n = " & CStr(n) & "  m = " _
        & CStr(m) & "  k = " & CStr(k))
        MessageBox.Show("The values are:" & "  x = " & CStr(x) & "  y = " _
        & CStr(y) & "  z = " & CStr(z))
        length = 20
        breath = 10
        area = length * breath
        MessageBox.Show("Area is : " & CStr(area))
    End Sub
End Class