シンガポールの消費税・GST計算：S$900（9.0%）
Instant 2026 calculation for Singapore Goods and Services Tax (IRAS GST) on S$900 in Singapore (Standard Rate: 9.0%).
Add 9.0% GST (Excl → Incl)
S$981.00
GST Added: +S$81.00
Remove 9.0% GST (Incl → Excl)
S$825.69
GST Extracted: -S$74.31
Singapore GST / Consumption Tax Breakdown on S$900
| Net Amount (Excluding GST / 税抜) | S$900.00 |
| + 9.0% Singapore Goods and Services Tax (IRAS GST) | +S$81.00 |
| Gross Total (Including GST / 税込) | S$981.00 |
| Reverse Calculation: Gross Input S$900.00 → Net Base | S$825.69 (Tax: S$74.31) |