Suppose Shaw Communications reported net cash used by operating activities of $105,584,390 and sales revenue of $2,896,133,590 during 2025. Cash spent on plant asset additions during the year was $80,123,300. No dividends were paid. Calculate free cash flow. (Show a negative free cash flow with either a- sign es. 15,000 or in parenthesis e.g. (15,000).) Free cash flow