<table> <tr> <td><input type="text" name="r1" id="r1" onkeyup="total_r1()" class="form-control"/></td> <td><input type="text" name="s1" id="s1" onkeyup="total_r1()" class="form-control"/></td> <td><input type="text" name="t1" id="t1" value="" class="form-control"/></td> </tr> <tr> <td><input type="text" name="r2" id="r2" onkeyup="total_r2()" class="form-control"/></td> <td><input type="text" name="s2" id="s2" onkeyup="total_r2()" class="form-control"/></td> <td><input type="text" name="t2" id="t2" class="form-control"/></td> </tr> <tr> <td><input type="text" name="r3" id="r3" onkeyup="total_r3()" class="form-control"/></td> <td><input type="text" name="s3" id="s3" onkeyup="total_r3()" class="form-control"/></td> <td><input type="text" name="t3" id="t3" class="form-control"/></td> </tr> <tr> <td><input type="text" name="r4" id="r4" onkeyup="total_r4()" class="form-control"/></td> <td><input type="text" name="s4" id="s4" onkeyup="total_r4()" class="form-control"/></td> <td><input type="text" name="t4" id="t4" class="form-control"/></td> </tr> <tr> <td></td> <td style="text-align:center;padding-top:1.5%">TOTAL</td> <td style="text-align:center;"> <input type="text" name="total_monthclaim" id="total_monthclaim" class="form-control"/> </td>
function total_r1(){ var r1 = document.getElementById('r1').value; var s1 = document.getElementById('s1').value; var total = (r1*s1); var t_1 = total.toFixed(2); var t1 = document.getElementById('t1'); t1_5.value = t_1; } total_r1(); function total_r2(){ var r2 = document.getElementById('r2').value; var s2 = document.getElementById('s2').value; var total = (r2*s2); var t_2 = total.toFixed(2); var t2 = document.getElementById('t2'); t2.value = t_2; } total_r2(); function total_r3(){...} total_r3(); function total_r4(...){} total_r4(); function total_all(){ var t1 = total_r1(); var t2 = total_r2(); var t3 = total_r3(); var t4 = total_r4(); var total = (t1+t2+t3+t4); var totalclaim = total.toFixed(2); var total_monthclaim = document.getElementById('total_monthclaim'); total_monthclaim.value = totalclaim; } total_all();
total_all()
<input id="total_monthclaim">
var
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