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10 Tips for Managing Your Personal Finances
Feb 10, 2026

10 Tips for Managing Your Personal Finances

Take control of your financial future with these ten essential tips for budgeting, saving, and investing. Learn how to build wealth and achieve financial freedom.

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Percentages Made Easy: A Practical Guide
Feb 11, 2026

Percentages Made Easy: A Practical Guide

From discounts to tips, percentages are everywhere. Master the basics of percentage increase and decrease with this easy guide.

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Mastering Percentages: A Guide for Everyday Math
Jan 31, 2026

Mastering Percentages: A Guide for Everyday Math

From tips to sales discounts, percentages are everywhere. Master the mental math tricks that will save you time and money in daily life.

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Understanding Significant Figures: A Complete Guide
Feb 11, 2026

Understanding Significant Figures: A Complete Guide

Master the rules of significant figures with this comprehensive guide. Learn how to identify, count, and use sig figs in calculations for precise scientific results.

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VAT vs. GST: A Business Owner Guide
Feb 11, 2026

VAT vs. GST: A Business Owner Guide

Understanding Value Added Tax (VAT) and Goods and Services Tax (GST) is crucial for business compliance. We break down the differences and calculations.

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The Science of Sleep: How Much Do You Really Need?
Feb 02, 2026

The Science of Sleep: How Much Do You Really Need?

Sleep is vital for health, yet many of us don't get enough. Discover optimal sleep cycles and how to wake up feeling energized every day.

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Calorie Counting 101: A Beginner's Guide
Jan 23, 2026

Calorie Counting 101: A Beginner's Guide

Weight loss fundamentally comes down to energy balance. This guide explains BMR, TDEE, and how to count calories effectively for your goals.

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Frequently Asked Questions

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What is an average percentage?

An average percentage represents the mean value calculated from multiple percentage values by adding them together and dividing by the total count.

How do you calculate a percentage of a number?

Divide the percentage by 100 and multiply it by the given number to get the result.

How do you calculate percentage increase?

Subtract the original value from the new value, divide by the original value, and multiply by 100.

Is 50% of 20% the same as 20% of 50%?

Yes. Multiplication is commutative. 0.5 × 0.2 is the same as 0.2 × 0.5. Both equal 0.1 (10%).

Do exponents change?

No! When adding or subtracting, exponents stay the same. They only change when multiplying.

Which angle unit should I use?

This calculator expects degrees (e.g., 90°). If you have radians, multiply by 180/π first.

Do exponents change?

No! When adding or subtracting, exponents stay the same. They only change when multiplying.

Is 50% of 20% the same as 20% of 50%?

Yes. Multiplication is commutative. 0.5 × 0.2 is the same as 0.2 × 0.5. Both equal 0.1 (10%).

Do exponents change?

No! When adding or subtracting, exponents stay the same. They only change when multiplying.

Is 50% of 20% the same as 20% of 50%?

Yes. Multiplication is commutative. 0.5 × 0.2 is the same as 0.2 × 0.5. Both equal 0.1 (10%).