How to Calculate GST | Divide by 11 Explained (Australia Guide)
Confused about how to calculate GST in Australia?
In this video, I explain how to calculate GST correctly, including how to add GST to a price, how to remove GST from a total amount, and why you divide by 11 — not 10 — when extracting GST from GST-inclusive amounts.
If you’re a sole trader, small business owner, or beginner, this step-by-step guide will help you understand GST calculations clearly and avoid common mistakes that can affect your BAS.
In this video you’ll learn:
• How to add 10% GST to a price
• Why multiplying by 1.1 works
• How to divide by 11 to extract GST
• How GST affects pricing
• Common GST calculation errors
• How GST flows into your BAS
Perfect for Australian small business owners wanting simple bookkeeping guidance.
💬 Need help with your bookkeeping or payroll?
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⚠️ Disclaimer:
This video is general information only and doesn’t consider your personal or business circumstances.
For advice specific to your situation, please speak with a qualified tax or bookkeeping professional.
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