how to solve question 1j, what formula should i put into cell to calculate OFCF

Past Past Past Past Forecast Forecast Forecast Forecast Forecast Question Marks Year index -3 -2 -1 0 1 2 3 3 4 5 Year (replace with your firm's year end dates) 30-Jun-18 30-Jun-19 30-Jun-20 30-Jun-21 30-Jun-22 30-Jun-23 30-Jun-24 30-Jun-25 30-Jun-26 Qla 5 Revenue growth rate (For past: calculate based on past revenues. For 0.04323133 0.10479943 0.10033716 0.05 0.05 0.01 0.05 0.025 Q1b 2 Revenue (For past: retrieve from P&L. For forecast: cald 26,763 27,920 30,846 33,941 35,638 37,420 37,794 39,684 40,676 Q1c 1 Net Income (For past: retrieve from P&L. For forecast: 1,197 5,510 1,697 2,380 4,645 4,877 4,926 5,172 5,301 Q1d 1 Depreciation & amortisation expense (calculate based on growth rates, or estimate based on forecast P&L done sa 685 720 727 763 782 Q1e 1 Tangible and intangible capital assets, carrying amount (For past: retrieve from balance sheet. For fi 11430 16501.41285 17326.4835 17499.7483 18374.7357 18834.1041 Q1f 4 CapEx (calculate based on above net capital assets and other items) 5,071 825 173 875 459 Q1g 1 Net operating working capital (For past: retrieve from balance sheet. For forecast: calculate based o 18,299 22,272 23,433 23,677 24,908 25,555 Q1h 2 DeltaNWC (calculate based on above operating working capital and other items) 3,973 1,161 244 1,231 646 Q1i 1 Interest expense (calculate based on growth rates, or estimate based on forecast P&L done somewhere below line 161 165 202 195 173 tc, corporate tax rate (feel free to change this if you wish) 0.3 0.3 0.3 0.3 0.3 0.3 Q1j 4 OFCF (calculate based on above items)