GST on $20

If $20 does not include GST, add $2.00. The price becomes $22.00. If it already includes GST, $1.82 of it is GST. The price without GST is $18.18.

1 The price

GST is 10%. On a price that already includes it, GST is one eleventh.

2 GST added

The price with GST is about $22.

  • Price with GST$22
  • GST$2
  • Price without GST$20
  • Price without GST
  • GST
See the detailed breakdown
Price without GST$20.00
GST at 10%$2.00
How many1

On a tax invoice, GST is one eleventh of the price that includes GST, to the nearest cent. Source