Carry atleast 6 decimal places on interest calculations. Please provide step by step calculations or excel screenshots and solve by canadian system rules

5. You bought a house in Calgary in 2020 for $450,000 with 25% down. The rest was financed with a 6% (Canada, so semi-annual compounding) 25 year mortgage. a. How much would your monthly payment be? b. 38 months later, you were transferred to Vancouver. You sold the Calgary house for $590,000. After paying 6% commission and $500 in legal fees, how much money would you realize from the sale