VB Code Dim sd As Integer Dim operator As Integer Dim result As Integer Private Sub caldelx_Click() result12 = (Val(txtinvel.Text) ^ 2) + (2 * (Val(txtacc.Text) * Val(txtout2.Text))) txtout3 = txtout3 & result12 End Sub Private Sub cmdcaldelx_Click() result1 = Val(txtinvel.Text) * Val(txttime) result2 = Val(txtacc.Text) * (Val(txttime.Text)) ^ 2 result3 = Val(result2 * 1 / 2) result4 = Val(result3) + Val(result1) txtout2 = txtout2 & result4 End Sub Private Sub cmdCalVf_Click(Index As Integer) resultvf = Val(txtinvel.Text) + (Val(txtacc.Text) * Val(txttime.Text)) txtout1 = txtout1 & resultvf End Sub Private Sub txtacc_Change() sd = txtacc.Text End Sub Private Sub txtout2_Change() txtout2 = txtout2 & result4 sd = txtout2 End Sub Private Sub txtout3_Change() txtout3 = txtout3 & result12 End Sub Private Sub txttime_Change() sd = txttime.Text End Sub Private Sub txtinvel_Change() sd = txtinvel.Text End Sub Private Sub txtout1_Change() txtout1 = txtout1 & resultvf End Sub