How to Find Out How Much GST Was Paid on an Amount
- 1). Find out the exact price, to the penny, that you paid for your particular item. This will be listed on the receipt you received when the item was purchased.
- 2). Multiply the amount of money you paid for your item by the number 5.
- 3). Divide the number you got in "Step 2" by the number 105 to find the exact amount of GST that was paid on an amount.
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