Question

GST and VAT formula please give me ​

Answer 1

f expressed in percentages, divide it by 100 . So it's 10 / 100 = 0.1 . To calculate the tax amount: multiply the net price by GST rate. $40 * 0.1 = €4 .
VAT calculation formula for VATexclusion is the following: to calculateVAT having the gross amount you should divide the gross amount by 1 +VAT percentage (i.e. if it is 15%, then you should divide by 1.15), then subtract the gross amount, multiply by -1 and round to the closest value (including eurocents).

Answer 2

GST. : INVESTMENT. UPON HOW MANY PERCENT GST. INTO 100.

I HOPE SO NOT SURE