How do I calculate GST on a product?

To add GST: Multiply the base price by (1 + GST Rate/100). To remove GST: Divide the final price by (1 + GST Rate/100).

What is a profit margin vs. markup?

Markup is the ratio of profit to cost, while margin is the ratio of profit to revenue. Business owners often use markup to set prices and margin to analyze overall health.

How can I find what percentage 40 is of 200?

Divide the part (40) by the whole (200) and multiply by 100. Result: (40/200) × 100 = 20%.

Does this calculator handle negative percentages?

Yes, if you enter a negative value, the tool will treat it as a decrease or "negative growth" depending on the mode selected.

How do I split a bill with a 15% tip among 4 people?

Calculate the total bill including the 15% tip first, then divide that final amount by 4. Our 'Tip' mode handles this easily.

Is there a limit to how large the numbers can be?

UtilixHub uses a high-precision decimal engine capable of handling extremely large financial figures and micro-fractions accurately.

How do I save my calculation history?

Your calculations are automatically saved to your local browser session in the sidebar. You can copy them or clear the list anytime.

Percentage Calculator

Professional-grade tools for business, retail, and personal finance. Accurate calculations for discounts, taxes, margins, and growth.

local_offer

Discount Settings

Configure your discount parameters

Original Price

Discount Rate (%)20% Off

0%25%50%75%100%

savings

Quick Summary

Savings

$ 240.00

Final Price

$ 960.00

local_offer

Discounts

Formula: Price × (Rate/100) = Savings

Example: $100 - 20% = $80 total price.

receipt_long

Taxes / GST

Formula: Base × (Tax%/100) = Tax Due

Example: $200 + 5% GST = $210 total.

payments

Tips

Formula: Bill × (Tip%/100) = Tip

Example: $50 + 15% tip = $57.50 total.

trending_up

Margin

Selling Price = Cost ÷ (1 - Margin%/100)

Example: $15 cost, 40% margin → $25 selling price.

history

Recent History

No calculations yet. Use "Calculate & Save" to add entries.

How to Use This in Your Store or Business

storefront

Retail Sales

Perfect for brick-and-mortar store owners calculating clearance markdowns and bulk buy discounts.

add_chart

Profit Markup

Quickly determine your selling price based on cost and target profit margins for new inventory.

inventory

Inventory Planning

Calculate stock turnover ratios or projected inventory growth percentages for quarterly reports.

Multiple Uses Across Industries

account_balance

Personal Finance

check_circleBudget allocation percentages
check_circleCredit card interest impact
check_circleSavings goal progression

school

Education

check_circleGrade curve calculations
check_circleStatistics and data analysis
check_circleScholarship eligibility scores

shopping_bag

E-commerce

check_circleFlash sale discount tiers
check_circleAd spend ROI percentages
check_circleCustomer churn rate metrics

Frequently Asked Questions

Expert answers to common percentage and calculation queries.

Percentage increase measures how much a value grew relative to its original size, while percentage decrease measures the drop. Both use the formula: ((New Value - Old Value) / Old Value) × 100.

Master Your Finances with UtilixHub

Professionals worldwide use our calculation tools for daily business and personal tasks — accurate, fast, and free.

Explore 40+ Calculators