How to Calculate Singapore GST (9%) in 2025
A quick guide to calculating 9% GST in Singapore. How to add GST and how to remove GST from a total amount. Formulas included.
Determine the exact percentage of your salary increment in Singapore Dollars (SGD). Useful for annual reviews, AWS calculations, and job offer comparisons.
Calculate Your Pay Raise in SGD
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Increment Formula:
Increment % = ((New Salary − Old Salary) ÷ Old Salary) × 100In Singapore's competitive job market, understanding your salary growth is crucial. Whether it's your annual increment, a comprehensive review, or a job offer from a new company, knowing the exact percentage helps you benchmark against market standards.
Remember that a salary increase in Singapore also impacts your CPF. A higher gross salary means higher CPF savings (up to the monthly salary ceiling of S$8,000 as of 2026). This increases your total compensation package beyond just the take-home pay difference.
Annual Increment: S$4,000 to S$4,200
Result: 5% increase
Job Switch: S$5,500 to S$6,600
Result: 20% increase
Promotion: S$7,000 to S$8,500
Result: 21.43% increase
Adjustment: S$3,500 to S$3,650
Result: 4.29% increase
Fresh Grad: S$3,800 to S$4,200
Result: 10.53% increase
This calculator typically compares Gross Monthly Salary. CPF contributions are calculated based on this gross amount. An increase in gross salary usually means an increase in both employee and employer CPF contributions (subject to the ceiling).
Average annual salary increments in Singapore often range between 3% to 5% for general adjustments, while promotions or changing jobs can yield 10% to 20% or more.
It is best to compare basic monthly salary with basic monthly salary. If you want to compare total annual packages including AWS and bonuses, enter the total annual amounts instead.
A quick guide to calculating 9% GST in Singapore. How to add GST and how to remove GST from a total amount. Formulas included.
Understanding salary increments in Singapore. Benchmarks for annual raises, promotions, and job switching in the Singapore job market.