Suppose Shaw Communications reported net cash used by operating activities of $108,720,560 and sales revenue of $2,982,157,360 during 2025. Cash spent on plant asset additions during the year was $82,503,200. No dividends were paid. Calculate free cash flow. (Show a negative free cash flow with either a-sign e.g. 15,000 or in parenthesis e.g. (15,000).) Free cash flow