The global sales tax for SK is calculated from goods and services tax (GST) in Canada rate (5%) and the PST rate is 6% for a total of 11%.
Saskatchewan sales tax rate remain the same in 2019 as of 2018.
Amount without sales taxes x (GST rate/100) = Amount of GST in SK
Amount without sales taxes x (PST rate/100) = Amount of PST in SK
Amount without sales tax + GST amount + PST amount = Total amount with sales tax
30$ x (5/100) = 1.50$ (GST)
30$ x (6/100) = 1.80$ (GST)
30$ + 1.50$ + 1.80$ = 33,30$