Two independent methods of forecasting based on judgment and experience have been prepared each month for the past $10$ months. The forecasts and actual sales are as follows:

Month Sales Forecast $1$ Forecast $2$

$1840805790$

$2840790815$

$3835830800$

$4815780850$

$5785820810$

$6835795781$

$7815785770$

$8845790840$

$9820830805$

$10860795825$

a$.$ Compute the MSE and MAD for each forecast. $($Round your answers to $2$ decimal places.$)$