<?php $str = "4141.58000-3878.96000-262.62000"; $nums = explode("-",$str); $op1 = $nums[0] - $nums[1] - $nums[2]; var_dump(round($op1,2)); $bc = bcsub($nums[0],$nums[1],2); $bc = bcsub($bc,$nums[2],2); var_dump($bc);
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