<div class="opsiyonel_div_append"> // ops_div

    <div class="table 1"> // this_el
        ..
    </div>
    
</div>

<span class="del_content" id="table 1-0" onclick="remove_element(this,'1','6')">Sil</span>

//id yi 

function remove_element(this_el, ops_div){

            var arr = this_el.split("-");
		    var this_el = arr[0];

			removedivparent = 'opsiyonel_div_append'+ops_div;
			
			removedivparent.querySelector(this_el).remove();
			
}